[chris]

This FBI file concerns Donald H. Menzel, the Harvard astronomer and later Harvard College Observatory director. The released material includes a photostatic copy of a 1936 Technology Review article, 'Eclipse in Ak Bulak,' written by Menzel and Joseph C. Boyce. The article describes the Harvard-MIT expedition to Soviet Central Asia to observe the June 19, 1936 total solar eclipse, including its astronomical instruments, radio-ionosphere measurements, travel arrangements, Soviet scientific assistance, and preliminary results. The file also indicates that six pages were withheld or referred for review.

FBI file number: 100-18,29 | Documents span: 1936 | Released in 1 part
Names in this file: Donald H. Menzel, Joseph C. Boyce, Henrietta H. Swope, Emily Hughes Boyce, Henry Hemmendinger, Wallace R. Brode, B. P. Gerasimovich, Clyde Fisher
Subjects: Donald H. Menzel, solar eclipse, astronomy, Soviet Union, Harvard-MIT expedition, FBI records