Box 115
Asia Exploratory Trip, February-April 1952
Box 115
Asia Trip-Philippines (Vol. 1), 1952
Box 115
Asia Trip-Indonesia, Bangkok India Pakistan Vol. II, 1952
Box 115
Visit to the Philippines, February-March1952
Box 116
Report of Dr. Yen's Third Visit to the Philippines, October 19, 1952-December 11, 1952
Box 116
Report of Dr. Yen's Fourth Trip to the Philippines, March 23, 1953-May 18, 1953
Box 116
Miscellaneous Reflections, April 1953-December 1953
Box 116
Philippines, January 26, 1954-March 1, 1954
Box 116
Philippines, March 3, 1954-April 5, 1954
Box 117
Philippines, April 6, 1954-May 16, 1954
Box 117
Philippines, September 7, 1954-February 3, 1955
Box 117
Philippines, October 1, 1955-December 6, 1955
Box 117
Philippines, May-July 1956
Box 117
Philippines, March 1957
Box 117
Philippines, March11, 1958-August 11, 1958
Box 117
Cuba, 1944-45
Box 118
Mexico Trip, October 1951
Box 118
Dominican Republic, February 15-28, 1963
Box 118
Peru, April 6-18, 1963
Box 118
Colombia, August 13-30, 1966
Box 118
Guatemala, August 17-23, 1969
Box 118
Guatemala, February1-7, 1971
Box 118
Dr. & Mrs. Yen's visit to Ghana, June 3-11, 1973
Box 118
Dr. Yen & Mrs. Chin's Trip to Guatemala, November 23-28, 1976
Box 118
Dr. Yen's Schedules, December 1963-December 1964
Box 118
Dr. Yen's Daily Reminders, Philippines, 12/12/64-5/1/65
Box 118
Dr. Yen Reminders, 1956-66
Box 119
Dr. Yen's Travel Schedules, 1951-1971
Box 119
Dr. Yen's Travel Schedules, 1966-67
Box 119
Dr. Yen's Travel Schedules, 1973-78