Experiments on living animals : return to an address of the Honourable the House of Commons dated 14 July 1921 : for "Return showing the number of experiments performed on living animals during the year 1920 under licences granted under the Act 39 & 40 Vict. c. 77, distinguishing the nature of the experiments (in continuation of Parliamentary paper, no. 166 of session 1920)" / John Baird ; Home Office.

Date:

1921