Series I: Processed General Data
This series compiles the documents and charts that synthetize individual raw data of properties in New York City towards an analysis of Real Estate costs throughout the first half of the twentieth century. Most of the data follows the same sample chart and is sorted to account for different research parameters. These documents largely present quantitative data without much prognosis on the trends and values.
Box 1 Folder 1
All Indexes., 1908-1950
Box 1 Folder 2
2. Indexes by Type., 1897-1951
Box 1 Folder 3
3. Indexes and Graphs for All NYC, NYC Res., and NYC Non-Res., 1897-1951
Box 1 Folder 4
5. Indexes and Graphs for Elevators and Walkups., 1918-1950
Box 1 Folder 5
6. Indexes and Graphs for Taxes by Type by Date Built., 1905-1950
Box 1 Folder 6
7. Total Expense Indexes by Date Built for Rooming Houses, Small Homes, Taxpayers., 1918-1950
Box 1 Folder 7
Operating Ratios, 1920-1950
Box 1 Folder 8
Expenses and Expense Ratios., 1904-1950
Box 1 Folder 9
Gross Income Indexes: Basic Tables Not Used., 1897-1950
Box 1 Folder 10
Constant Group: Indexes on Old Index Base, Not Used, 1926-1948
Box 1 Folder 11
Investment Experience, Chapter IV: Analytical Tables and Charts, Not Used., 1923-1950
Box 1 Folder 16
Vacancy Data (Constant Group), 1923-1943
Box 1 Folder 17
Synthetic Yield., 1897-1950
Box 1 Folder 18
Assessments (Yield - Synthetic), 1924-1950
Box 1 Folder 19
True Investment Yield., 1911-1948
Box 1 Folder 20
True Yield., 1897-1949
Box 1 Folder 21
Vacancy Data, All Cases by Type., 1920-1949
Box 1 Folder 22
Vacancy Data, REIE., 1953
Box 1 Folder 23
1. Worksheets for Base Year Expense Ratio Calculations., 1932-1950
Box 1 Folder 24
2. Transcription of Appendix Tables, Chapter IV., 1900-1950
Box 1 Folder 25
2. Transcription of Appendix Tables, Chapter V., 1921-1950
Box 1 Folder 26
2. Transcription of Appendix Tables, Chapter VI., 1900-1950
Box 1 Folder 29
3c. Net Acquisition for Rent Level 1 by Period Acquired., 1916-1950
Box 1 Folder 30
4. Influence of Age, Experimental Calculations., 1900-1950
Box 1 Folder 31
5. Expense Ratios., circa 1950
Box 1 Folder 37
All Cases: Gross Income Constant Group, Master of BD Analysis., 1926-1949
Box 1 Folder 38
Recalculation of all NYC, Residential and Non-Residential, 1900-1950
Box 2 Folder 3
All Cases: Constant Group Data for Sixth Session, R.E.R.T., 1905-1948
Box 2 Folder 4
Gross and Vacancy Data for Constant Group., 1925-1948
Box 2 Folder 7
Capitalized Expenses, Ground Rent, Miscellaneous Taxes - Appendix: Elevator, Dwelling Units, Rent Level., circa 1950
Box 2 Folder 8
Gross Income Link Relatives (Obsolete), 1897-1950
Box 2 Folder 9
Basic Data Tables (Corrected), 1890-1950
Box 2 Folder 12
All Cases: Basic Data, Master Sheet., circa 1950
Box 2 Folder 41
Tables, Chapter 4: Gross Income Identical Group/, circa 1950
Box 2 Folder 45
All Cases by Type of Structure., circa 1950
Box 2 Folder 47
Taxpayer - Detailed Analysis., 1925-1946
Box 3 Folder 15
Indexes of Net Operating Incomes., 1926-1949
Box 3 Folder 16
C-Properties Expense Data., 1922-1948
Box 3 Folder 17
Indexes of Realized Gross Income in Loft Buildings, By Year of Acquisition., 1920-1948
Box 3 Folder 18
Indexes of Realized Gross Income in Walk-Up Apartment Houses, By Year of Acquisition., 1920-1948
Box 3 Folder 23
Draft of Tables in Attributes of Properties Included in Study (Group A Properties), circa 1950
Box 4 Folder 3
Real Estate Investment Experience, Early Charts., 1900-1950
Box 4 Folder 7
Section on Vacancies, Constant Group., 1923-1947
Box 4 Folder 9
Miscellaneous Work Tables., 1924-1951
Box 6 Folder 1
4. Loft Manufacturing, Brief Analysis., 1904-1950
Box 6 Folder 2
4. Loft Manufacturing, Mixed Analysis., 1904-1950
Box 6 Folder 3
5. Loft Storage, Brief Analysis., 1920-1950
Box 6 Folder 4
Loft Storage, Mixed Analysis., 1920-1942
Box 6 Folder 5
6. Other Lofts, Brief Analysis., 1911-1950
Box 6 Folder 6
6. Other Lofts, Mixed Analysis., 1917-1950
Box 6 Folder 7
Office Buildings, Brief Analysis., 1896-1950
Box 6 Folder 8
Office Buildings, Mixed Analysis., 1904-1950
Box 6 Folder 9
One- and Two-Family Houses, Brief Analysis., 1917-1950
Box 6 Folder 10
One- and Two-Family Houses, Mixed Analysis. [1 of 2], 1917-1950
Box 6 Folder 11
One- and Two-Family Houses, Mixed Analysis. [2 of 2], 1917-1950
Box 6 Folder 12
Residential Elevator Buildings, Brief Analysis., 1919-1950
Box 6 Folder 13
Residential Elevator Buildings, Mixed Analysis., 1919-1950
Box 6 Folder 14
Residential Walk-up Buildings, Brief Analysis., 1898-1950
Box 6 Folder 15
Residential Walk-up Buildings, Mixed Analysis., 1913-1950
Box 6 Folder 16
Rooming Houses, Brief Analysis., 1919-1950
Box 6 Folder 17
Rooming Houses, Mixed Analysis., 1941-1950
Box 6 Folder 18
Taxpayers, Brief Analysis., 1919-1950
Box 6 Folder 19
Taxpayers, Mixed Analysis., 1919-1950
Box 6 Folder 31
Net Income Index., 1918-1950
Box 6 Folder 33
Ratio of Assessed Value to Consideration, 1905-1952., 1897-1951
Box 6 Folder 34
Acquisition Data., circa 1950
Box 6 Folder 35
Building Assessment Indexes., circa 1950
Box 6 Folder 36
Gross Income Index., 1918-1950
Box 6 Folder 37
Net, Gross, and Total - Not Graphed., 1899-1950
Box 7 Folder 1
Current Changes, Expenses., 1920-1953
Box 7 Folder 7
Rent Levels., 1952
Box 7 Folder 8
Multiple Dwelling Data and Construction Dates., circa 1950
Box 7 Folder 9
Construction Dates of Properties., circa 1950
Box 7 Folder 11
Taxes and Assessments (Investment Base), circa 1950
Box 7 Folder 15
Assessment and Construction Date of Properties., circa 1950
Series II: Transcribed Individual Data
This series compiles transcriptions of self-reported Real Estate data into the standardized forms used by the Institute. This data removes any identifiable information from individual properties to maintain privacy of records.
Box 3 Folder 1
One- and Two-Family Houses - Detailed Analysis. [1 of 5], 1917-1950
Box 3 Folder 2
One- and Two-Family Houses - Detailed Analysis. [2 of 5], 1917-1950
Box 3 Folder 3
One- and Two-Family Houses - Detailed Analysis. [3 of 5], 1917-1950
Box 3 Folder 4
One- and Two-Family Houses - Detailed Analysis. [4 of 5], 1917-1950
Box 3 Folder 5
One- and Two-Family Houses - Detailed Analysis. [5 of 5], 1917-1950
Box 3 Folder 6
Residential Walk-Up - Detailed Analysis., 1921-1950
Box 3 Folder 7
Residential Elevator - Detailed Analysis., 1919-1950
Box 3 Folder 8
Miscellaneous Building Types Analyses. [1 of 2], 1919-1950
Box 3 Folder 9
Miscellaneous Building Types Analyses. [2 of 2], 1904-1950
Box 3 Folder 10
Office Building - Detailed Analysis., 1889-1950
Box 3 Folder 11
Loft Manufacturing - Detailed Analysis., 1915-1950
Box 3 Folder 12
Loft Storage - Detailed Analysis., 1927-1943
Box 3 Folder 13
Other Lofts - Detailed Analysis., 1919-1950
Box 3 Folder 14
Tables of Incomes of Business Buildings, A- and L- Properties, Arranged According to Years of Acquisition., 1920-1948
Box 4 Folder 4
B Properties - Tables of Income and Expenses, 1921-1949., 1921-1949
Box 4 Folder 11
Influence of Location and Slums, Preliminary Materials and Work Sheets., 1905-1952
Box 4 Folder 12
Tables of Expenses for Individual Buildings, 1920-1950: F-9, 10, 16, 17, 18, 19, 20, 21, 22., 1920-1950
Box 4 Folder 13
Tables of Expenses for Individual Buildings, 1920-1950: G-2, 3, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18., 1920-1950
Box 4 Folder 14
Tables of Expenses for Individual Buildings, 1920-1950: H-3, 4, 5, 7, 8, 9, 10, 13, 14., 1920-1950
Box 4 Folder 15
Tables of Expenses for Individual Buildings, 1920-1950: I-1 through 24., 1920-1950
Box 4 Folder 16
Tables of Expenses for Individual Buildings, 1920-1950: J-1, L-1 through 6, 9-12, M-1., 1920-1950
Box 4 Folder 17
Tables of Expenses for Individual Buildings, 1920-1950: N-1, 2, 4-16., 1920-1950
Box 4 Folder 18
Tables of Expenses for Individual Buildings, 1920-1950: O-1, P1-4, Q-1, R-2, 4,, 1920-1950
Box 4 Folder 19
Tables of Expenses for Individual Buildings, 1920-1950: S-1, 2, 5-7., 1920-1950
Box 4 Folder 20
Tables of Expenses for Individual Buildings, 1920-1950: T-2, 4, V-1 through 5, W-1 through 4, X-1/2, and Y-1., 1920-1950
Box 4 Folder 21
Tables of Expenses for Individual Buildings, 1920-1950: AA-1 through 8., 1920-1950
Box 4 Folder 22
Tables of Expenses for Individual Buildings, 1920-1950: BB-1, 2, 3, CC-1, DD-1., 1920-1950
Box 4 Folder 23
Tables of Expenses for Individual Buildings, 1920-1950: EE-1 through 16., 1920-1950
Box 4 Folder 24
Tables of Expenses for Individual Buildings, 1920-1950: EE-17 through 33., 1920-1950
Box 4 Folder 25
Tables of Expenses for Individual Buildings, 1920-1950: EE-35 through 49., 1920-1950
Box 4 Folder 26
Tables of Expenses for Individual Buildings, 1920-1950: EE-50 through 63., 1920-1950
Box 5 Folder 1
Tables of Expenses for Individual Buildings, 1920-1950: FF-1 through 8., 1920-1950
Box 5 Folder 2
Tables of Expenses for Individual Buildings, 1920-1950: GG-1 through 9, HH-1., 1920-1950
Box 5 Folder 3
Tables of Expenses for Individual Buildings, 1920-1950: II-1 through 21., 1920-1950
Box 5 Folder 4
Tables of Expenses for Individual Buildings, 1920-1950: JJ-1, KK-1, 2., 1920-1950
Series III: Self Reported Individual Data
This series collects the self-reported Real Estate data sent to the Institute by owners and building managers across New York City. Within this collection of documents are names, addresses, and tabulated information of properties account for the rent and maintenance cost of buildings in the city. Some of the folders include leasing pamphlets and other reporting ephemera used by building managers to advertise space for potential occupants.
Box 2 Folder 11
New Cases - J. Karl Malcolm., 1911-1952
Box 3 Folder 19
Annual Statements: Tower and Home Apartments and Riverside Apartments, 1923-1937., 1923-1937
Box 3 Folder 20
Annual Statements: Tower and Home Apartments and Riverside Apartments, 1938-1946., 1938-1946
Box 4 Folder 2
Real Estate Investment Experience Study - Columbia University, 1920-1950
Box 5 Folder 7
A Properties, Elevator Apartments., 1920-1948
Box 5 Folder 8
C Properties, Bradish-Johnson Estate., 1919-1949
Box 5 Folder 9
D Properties, Equitable Life, and Appraisal of 120 Broadway., 1916-1944
Box 5 Folder 10
E Properties, City and Suburban Homes Company., 1898-1950
Box 5 Folder 11
F Properties, Rhinelander Real Estate Co., 1922-1947
Box 5 Folder 12
G Properties, Goelet., 1899-1944
Box 5 Folder 13
H Properties, E.A. Levy., 1925-1949
Box 5 Folder 14
I Properties, Sailors' Snug Harbor., 1919-1949
Box 5 Folder 15
J Properties, New York Trust Co., 1922-1949
Box 5 Folder 16
K Properties, Petersfield Corp., 1918-1950
Box 5 Folder 17
L Properties, Horace Ely., 1899-1949
Box 5 Folder 18
N Properties, Fred F. French and Cardiff Properties., 1923-1951
Box 5 Folder 19
O Properties, Union Commerce Building., 1926-1950
Box 5 Folder 20
P Properties, City Investing Company., 1923-1950
Box 5 Folder 21
Q Properties, R. W. Goelet Estate., 1926-1950
Box 5 Folder 22
R Properties, Pease & Elliman., 1925-1950
Box 5 Folder 23
S Properties, U. S. Trust., 1917-1950
Box 5 Folder 24
T Properties, Hanover Properties., 1929-1950
Box 5 Folder 25
U Properties, Paterno., 1927-1950
Box 5 Folder 26
V Properties, Open Stair Dwelling Co., 1930-1950
Box 5 Folder 27
W Properties, Tishman Realty., 1950
Box 5 Folder 28
X Properties, Astor Estate., 1931-1950
Box 5 Folder 29
Z Properties., 1930-1949
Box 5 Folder 30
AA Properties, Phipps Estate., 1904-1950
Box 5 Folder 31
BB Properties, Phipps Houses., 1931-1949
Box 5 Folder 32
CC Properties [?], unidentified., 1923-1949
Box 5 Folder 33
DD Properties, James Felt & Co., 1930-1951
Box 5 Folder 34
EE Properties, Pratt Institute. (Not Used), 1931-1950
Box 5 Folder 35
FF and "GG" Properties, unidentified., 1924-1946
Box 5 Folder 36
HH Properties, Graybar Building; "II" Properties, Vincent Astor Estate., 1925-1950
Box 5 Folder 37
JJ Properties, Metropolitan Life Insurance Co.; "KK" Properties, Riverside Building and Towers & Homes Apartments., 1924-1950
Series IV: Publishing Notes, Figures, and Tables
This series includes graphs, notes on drafts, and tables pertaining to the publication of Leo Grebler's Experience in Urban Real Estate Investment; An Interim Report Based on New York City Properties. These charts and graphs largely take the data from the first series and represent it through visual didactics.
Box 1 Folder 12
Appendix Tables IV-1 through IV-4., 1900-1950
Box 1 Folder 13
Appendix Tables IV-5 through IV-8., 1900-1950
Box 1 Folder 14
Appendix Tables IV-9 through IV-12., 1915-1950
Box 1 Folder 15
Appendix Tables IV-100 through IV-105., 1901-1950
Box 1 Folder 27
3a. Net as a Percentage of Acquisition Costs., 1915-1950
Box 2 Folder 10
Investment Experience Charts (R.E.R.T), 1925-1950
Box 2 Folder 13
Table 1-A-1: All Cases Classified by Type of Structure., circa 1950
Box 2 Folder 14
Table 1-A-4: Percentage of Cases in Each Age Group Classified by Type of Structure., circa 1950
Box 2 Folder 15
Table 1-A-5: Percentage of Cases of Each Major Type Classified by Age., circa 1950
Box 2 Folder 16
Table 1-A-6: All Cases Classified by Length of Net Income Expense Period and Type of Structure., circa 1950
Box 2 Folder 17
Table 1-A-11: All Cases Classified by Type of Structure, Average 1930 Assessed Value of Land and Structure., circa 1950
Box 2 Folder 18
Table 1-L-2: Percentage of NYC Loft Cases in Each Principal Use Classified by Stores Criterion., circa 1950
Box 2 Folder 19
Table 1-L-3: Loft Cases Classified by Principal Use and Construction Date., circa 1950
Box 2 Folder 20
Table 1-L-4: Percentage of NYC Loft Cases in Each Principal Use Classified by Construction Date., circa 1950
Box 2 Folder 21
Table 1-L-5: Loft Buildings Classified by Principal Use and Height., circa 1950
Box 2 Folder 22
Table 1-L-6: Loft Cases in NYC Classified by Investment Year and Length of Net Income Expense Period., circa 1950
Box 2 Folder 23
Table 1-R-3: Residential Cases in NYC Classified by Height of Structure Within Rent Levels., circa 1950
Box 2 Folder 24
Table 1-R-4: Percent of Residential Cases in NYC Classified by Rent Level and Height Groups., circa 1950
Box 2 Folder 25
Table 1-R-6: Percent of Residential Cases in NYC Classified by Rent Level Within Age Groups., circa 1950
Box 2 Folder 26
Table 1-R-8: Residential Cases in NYC Classified By Semi-Philanthropic Criterion and Age., circa 1950
Box 2 Folder 27
Table 1-8: All Structures Classified by Type and 1930 Assessed Value of Land and Structures., circa 1950
Box 2 Folder 28
Table 2: All Cases Classified by Type of Structure and Borough., circa 1950
Box 2 Folder 29
Table 5: Percentage of Cases of Each Type Classified by Length of Net Income Expense Period., circa 1950
Box 2 Folder 30
Table 7: All Cases Classified by Type and Number of Structures., circa 1950
Box 2 Folder 31
Table 9: All Buildings Classified by Principal Use and Height., circa 1950
Box 2 Folder 32
Table 10: Residential Cases in NYC Classified by Store and Elevator Criteria., circa 1950
Box 2 Folder 33
Table 11: Residential Cases Classified by Store and Rent Level Criteria., circa 1950
Box 2 Folder 34
Table 12: Dwelling Units, circa 1950
Box 2 Folder 35
Tables 13, 16, 17: Residential Cases in NYC Classified by Investment Year and Length of Expense Period., circa 1950
Box 2 Folder 36
Table 14: Residential Cases in NYC Classified by Age Within Rent Levels., circa 1950
Box 2 Folder 37
Table 15: Residential Cases Classified by Semi-Philanthropic Criterion and Rent Level., circa 1950
Box 2 Folder 38
Table 16: Loft Cases in NYC Classified by Principal Use and Stores Criterion., circa 1950
Box 2 Folder 39
Table 18: All NYC Cases Classified by Total 1930 Assessment and Type of Property., circa 1950
Box 6 Folder 25
Chapter 4 - The Movement of Income and Expenses., 1953
Box 6 Folder 26
Chapter 4 - Appendix Tables and Calculations., 1953
Box 6 Folder 27
Chapter 5 - Materials and Charts A-K., 1953
Box 6 Folder 28
Chapter 6., 1953
Box 6 Folder 29
Chapter 7 - Appendix Table., 1953
Box 6 Folder 30
Chapter 9 - Materials; Appendix Table 7-1 and 7-2; Appendix Table 9-1; Chart 4-A-K., 1953
Box 7 Folder 4
Chapter 7 - Charts A-T, circa 1950
Box 7 Folder 5
Chapter 8 - Charts A-N., circa 1950
Box 7 Folder 6
Chapter 9 - Chart A., circa 1950
Box 7 Folder 10
Charts and Statistics., 1951
Series V: Computer Processed Data
This series compiles the printouts produced by computers of the era to process all the information collected by the researchers of the Institute towards this project. Most of the folders in this series contain only the printout and the category of the data within it, without a key to decode the information at hand.
Box 1 Folder 33
7. Not Used: Indexes for Net and Gross by Rent Level., 1918-1950
Box 1 Folder 34
Constant Group: All NY Cases Classified by Store and Type., circa 1950
Box 1 Folder 35
All Cases Classified by Initial Year and Length of Expense Period., circa 1950
Box 1 Folder 36
Constant Group: All NY Cases Classified by Height Within Type., circa 1950
Box 2 Folder 1
All Cases: Constant Group, All Residential Cases Classified by Rent Level., circa 1950
Box 2 Folder 2
All Cases: Constant Group, All NYC Cases Classified by Age Within Types, circa 1950
Box 2 Folder 5
Type Constant Groups., circa 1950
Box 2 Folder 6
Experience Period Analysis Charts., 1907-1942
Box 2 Folder 40
Extra Copies of All Tables., circa 1950
Box 2 Folder 42
Gross Income, Constant Group - All Cases and All NYC., circa 1950
Box 2 Folder 43
Constant Group (Obsolete) - Gross Income Analysis - All Cases Old., circa 1950
Box 2 Folder 44
Gross Income, All Cases - Constant Group by Type (in NYC), circa 1950
Box 2 Folder 46
OBS EPACS (Obsolete Experience Period Analysis Chart), circa 1950
Box 6 Folder 32
Masters for Investment Base, Check N.I.E.P., and General; Net Income E.P.A.C., circa 1950
Series VI: Administrative Documents
This series contains documents, letters, reports, and blank forms pertaining to the research, production and publication of Experience in Urban Real Estate Investment; An Interim Report Based on New York City Properties. Communication between researchers, Columbia University and property managers can be found within this series. Throughout the series are forms sent out to property managers succinctly describing the project and requesting data. Of note (in Box 3: Folder 31) is a March 1949 Project Proposal document that outlines the background and goals of the project.
Box 1 Folder 28
3b. Net as a Percentage of Acquisition Costs: IBM Institute., 1896-1953
Box 1 Folder 32
6. IBM Conferences and Negotiations., 1953
Box 3 Folder 21
Research in Real Estate Investment Performance., 1930-1953
Box 3 Folder 22
50 Broadway Building, Manhattan, NY., 1943-1950
Box 4 Folder 1
Real Estate Investment Experience Project Materials., 1949-1951
Box 4 Folder 5
Investment Experience of 18 Major U.S. Life Insurance Companies in Bonds and Stocks. 1921-1952., 1953
Box 4 Folder 6
Washington Paper, Outline., circa 1950
Box 4 Folder 8
Suggestions for Study of Real Estate Operating and Investment Experience, 1900-1953., 1953
Box 4 Folder 10
Data Sources (Important for Return Contacts), 1950-1951
Box 5 Folder 5
Code Letters Defined., circa 1950
Box 5 Folder 6
Guide to the Files, Showing the Location of All the Investment Experience Study Materials., circa 1950
Box 6 Folder 20
Information Needed - By Type, List, circa 1950
Box 6 Folder 21
Worksheets for Basic Data Tables., circa 1950
Box 6 Folder 22
Block and Lot., 1951
Box 6 Folder 23
Investment Experience Study., 1952
Box 6 Folder 24
Investment Experience Weighted Indexes of Gross Income - Link Related Methods., 1952
Box 6 Folder 38
Sample Forms and Worksheets, Blank., circa 1950
Box 7 Folder 2
Economic Analysis of Market Area for Shopping Centers., 1952
Box 7 Folder 3
Proposed Study for Women's Apparel Chains Association., 1953
Box 7 Folder 12
Investment Experience Study, Memos and Notes., 1951-1953
Box 7 Folder 13
Miscellaneous., 1952-1953
Box 7 Folder 14
Visited Properties., 1950
Box 7 Folder 16
Basic Data., 1951-1953
Box 7 Folder 17
FHA Worksheets., 1955