Box of R.N. (Royal Navy) Blood Transfusion Service dried sera for blood grouping. Box of R.N. (Royal Navy) Blood Transfusion Service dried sera for blood grouping
Box of thirty six ampoules of dried blood sera for blood grouping by Galton Laboratory Serum Unit, Britain, 1930-1939. Anti A and Anti B types of Serum (18 ampoules of each). Ampoules of dried blood sera 1930-1939