Sectioned by Dr. Geoffrey Kaye.A metal inhaler which has been sectioned to reveal the interior, painted in red and blue to indicate direction of air flow. The large, bowl-like opening with metal gauze for attachment of a rebreather bag has been painted red, and the metal mask at the other end has been painted brown. The mask and bag mount meet at a 90-degree angle. inhaler, somnoform, anaesthesia

Geoffrey Kaye gave this jar of Essence of Limes to Dr John Paull in 1982 after describing the preparation of a drink he called "White Lightning" or "White Mule". The drink comprised absolute alcohol and a dash of the essence of limes and is mentioned in Marginson's account of the art treasures of Melbourne University as being shared with Geoffrey by him and Professor R. D. Wright when they were negotiating about the creation of a piece of sculpture for the University grounds. Small clear glass bottle with white metal screw top lid and white label with handwritten text. There is a small amount of yellow/brown liquid in the bottleHandwritten in blue ink on white label adhered to bottle: ESSENCE OF LIMES / G. TRUMPER, / 9 CURZON ST, / LONDON, W.1kaye, geoffrey, trumper, g, london, essence of limes

Hand-made manometer is mounted on a flat, rectangular chrome platform. It comprises three valves labelled A, B and C. Valve C is connected to a glass measuring cylinder via a curved metal pipe. Item also includes a small spanner and brown plastic mock leather case with metal clasp, hinges and studs.Engraved into the floor of the device are the instructions on what valves to open and shut for 'infusion, fill and read'. Engraved on spanner: Geoffrey Kaye Engraved on clasp of case: Kaye BJ.2749anaesthesia, dr geoffrey kaye, manometer, venous pressure manometer, measurement, spanner, chrome, invention, manufacture