Letter to Professor Serafino Belfanti 13/06/1923
Best, Charles Herbert, 1899-
[Toronto]
June 13 1923
2 leaves ; 28 x 21 cm.
Carbon copy of a typescript letter. C. H. Best responds to an Italian scientist's request for directions for testing the strength of insulin.
insulin:L10370
Aventis Pasteur Limited Archives 83-007-01 Title based on content of letter.
Connaught Medical Research LaboratoriesInsulin - Early manufacture