After a few years as mathematical lecturer at Cambridge he became Assistant Director of the Solar Physics Observatory from 1913 to 1919, then Tutor at Caius College from 1919 to 1928 and finally Professor of Astrophysics and Director of the Solar Physics Observatory (Director of the Combined Observatories after the amalgamation in 1946 with the Cambridge Observatory) from 1928 to 1947. He also wrote the main historical account of the Cambridge Observatories.Stratton, F.J.M. "The History of the Cambridge Observatories" Annals of the Solar Physics Observatory, Cambridge (1949)
