Working first in the Physical Chemistry Laboratory, he moved to the Dunn Nutritional Laboratory, and in 1938 moved to Wool Industries Research Institution in Leeds.
Awalnya ia bekerja di Laboratorium Kimia Fisik, kemudian pindah ke Laboratorium Nutrisi Dunn, dan tahun 1938 pindah ke Lembaga Riset Industri Wol di Leeds.