YWD-1975 Walks Box 145 Rare Book & Manuscript Library International Institute of Rural Reconstruction records, 1914-2018Series XV IMEM/IIRR Correspondence
YWD Conference, Snowmass, Colorado, 8/17/71 Box 143 Rare Book & Manuscript Library International Institute of Rural Reconstruction records, 1914-2018Series XV IMEM/IIRR Correspondence
YWD Film Project, 1970-71 Box 143 Rare Book & Manuscript Library International Institute of Rural Reconstruction records, 1914-2018Series XV IMEM/IIRR Correspondence
YWD (Youth for Development) Summary of Contributions form, Walks in the U.S. Box 142 Rare Book & Manuscript Library International Institute of Rural Reconstruction records, 1914-2018Series XV IMEM/IIRR Correspondence
Zhong He Monthly Box 166 Rare Book & Manuscript Library International Institute of Rural Reconstruction records, 1914-2018Series XXII Publications re. MEM In China
Zuniega, Josue C., September 11, 1965 Box 75 Rare Book & Manuscript Library International Institute of Rural Reconstruction records, 1914-2018Series VI CorrespondenceSubseries VI.6 Y. C. James Yen Correspondence with Filipino Staff of PRRM/IMEM/IIRR-1954-1989
Zurcher, Dr. Arnold (Sloan Foundation), 11/15/61 Box 101 Rare Book & Manuscript Library International Institute of Rural Reconstruction records, 1914-2018Series IX Y. C. James Yen's Notes on MeetingsSubseries IX.2 U.S.A., 1950s-1960s