Box 110
Appointment books, 1949-1958 10 volumes, 1949-1958
Box 111
Appointment books, 1959/60 62; 65; 66; 72; 86; 87, 8 volumes, (Note: 1960 Mrs Yen & Dr. Yen), 1959/60, 1960
Box 112
Appointment books, 1988 & 1989 2 volumes, 1988, 1989
Box 112
Notebook:, 1952-July -October
Box 112
Notebook:, 1952-August -October
Box 112
Notebook:, 1952-October -November
Box 112
Notebook:, September 1952-May 1953
Box 112
Notebook:, 1953 -- April /May, 1953
Box 112
Notebook:, 1954 -- February/March, 1954
Box 112
Notebook:, 1970 -- March/April, 1970
Box 112
Notebook:, July -November '70-April '71
Box 112
Notebook:, 1971-April -October
Box 112
Notebook:, 1971-October -December
Box 112
Notebook:, 1972-January -April
Box 112
Notebook:, 1972-April -May
Box 112
Notebook:, 1972-May -June
Box 112
Notebook:, 1972-July
Box 112
Notebook:, 1972-September -December
Box 113
Notebook, 1973-January -August
Box 113
Notebook, 1973-February-December
Box 113
Notebook 1, 1974-January -February
Box 113
Notebook 2, 1974-March
Box 113
Notebook 3, 1974-April -May
Box 113
Notebook 4, 1974-May -June
Box 113
Notebook 5, 1974-June -July
Box 113
Notebook 6, 1974-August
Box 113
Notebook 7, 1974-August -September
Box 113
Notebook 8, 1974-September -May '75
Box 113
Notebook 9, 1975-May -July
Box 113
Notebook 10, 1975-July -October
Box 113
Notebook 11, 1975-October -November
Box 113
Notebook, 1976-January -May
Box 113
Notebook, 1976-June -July
Box 113
Notebook, 1976-July -October
Box 113
Notebook, November '76-February'77
Box 113
Notebook, 1977-March-April
Box 113
Notebook, 1977-April -November
Box 114
Notebook, 1978-December '77-January '78
Box 114
Notebook, 1978-January -March
Box 114
Notebook, 1978-March-June
Box 114
Notebook, 1978-July -October
Box 114
Notebook, 1978-October
Box 114
Notebook, 1979-January -March
Box 114
Notebook, 1989-January -March1989
Box 114
Notebook, 1990-October 1989-January '90
Box 114
Interview with Eric Blitz shortly before Dr. Yen's death, January 13, 1990
Box 114
Monthly Planner, 1987
Box 114
Dr. Yen's Small notebooks
Box 115
Mrs. Yen's Notes, June -August 1958 & January 1965, June -August 1958, January 1965
Box 115
Mrs. Yen's diaries, 1976 1978, 1976, 1978
Box 115
Asia Exploratory Trip, August 1951