Collection of 9 thermometers owned by FP Ellis: 2 in blue card cases by Negretti and Zambra; 2 in metal cases by GH Zeal, London; 4 marked 'subnormal' in black plastic cases, by GH Zeal, maximum-minimum thermometer made by Casella, London, 1950-1983.

'B-D' Special Needle in 3 parts, metal and plastic with cork bung, possibly a pulmonary or spinal needle (or trocar) for administering drugs or removing fluids, owned by FP Ellis, made by Becton, Dickinson and Co., Rutherford, NJ, USA, 1900-1960.

Psychrometer in leather and metal case and cardboard box, with white plastic slide rule humidity calculator, used by FP Ellis, made by Princo (Precision Thermometer and Instrument Company), Southampton, PA, USA, 1960-1985.

Ruler with markings which oscillate between centimetres and Centigrade, and inches and Farenheit, marketing device for 'Haemo-Sol' Meinecke and Company, New York, USA, 1970-1985.

Collection of instructions, tables and descriptive papers for Wet Bulb Globe Thermometers including temperature conversion table, copy, by Arnold R. Horwell Ltd; index card; typed note; 2 descriptions of the Wet-Bulb Globe Thermometer Index Meter; and 'Instructions for Use of the WBGT Meter', by Light Laboratories, Brighton; all 1960-1985.