
Mercury in glass thermometer by Baird and Tatlock (London) Ltd.

Mercury in glass thermometer by Baird and Tatlock (London) Ltd. No. 67678; range 0 deg to 360 deg C. Cardboard box marked "0-360C, Creosotes". Patent 269307. Wellcome No. B949
Mercury in glass thermometer by Baird and Tatlock (London) Ltd. No. 67678; range 0 deg to 360 deg C. Cardboard box marked "0-360C, Creosotes". Patent 269307. Wellcome No. B949