Hellige(?) haemoglobinometer, plated steel and glass, made in Germany, 1890-1930 Haemaglobinometer; Germany 1890-1930
Set of approximately 1000 3 1/4 inch glass slides, in wooden cabinet with manuscript catalogue, used in physiology teaching at University College, London, 1925-1955 Set of approximately 1000 3 1/4 inch glass slides 1925-1955
Box of microscope slides with eight slide holders, 126 preparations of spinal column of idiot by Dr. A.N. Bruce, Edinburgh, 1910-1950 Box of 126 microscope preparations of a spinal column, Edinburgh, Scotland, 1911-1950 1911-1950
Collection of glass slides documenting the history of Watson and Sons (Electro-Medical) Ltd. and other constituent companies of Picker International Ltd., c.1925-1960 training of radiographers Slides documenting Watson and Sons (Electro-Medical) Ltd. 1925-1969