HC Deb 17 March 1958 vol 584 c100W
43. Mr. Lagden

asked the Minister of Health how many animals not covered by the restrictions of the Cruelty to Animals Act, 1876, were used during the year 1956, in premises licensed under the Therapeutic Substances Act, 1925, for the purpose of producing sera and related substances.

Mr. Walker-Smith

About 480.