Condenser, darkground, with 1/12 oil immersion objective, in case Condenser, darkground, with 1/12 oil immersion objective
Early type of Richardson sphygmograph, in case, c.1883, English Early type of Richardson sphygmograph circa 1883
Clinometer patent by C. A. Schmalcalder, 82 Strand, London, England, 1810-1826. Patent clinometer, British, 1810-1826 1810-1826
Dudgeon sphygmograph by Krohne and Sesemann, in case, English Dudgeon sphygmograph by Krohne and Sesemann 1870-1900
Set of three cut-throat razors in leather wallet, one razor made by Turner and Co., Yorkshire, 1840-1900 Cut-throat razor 1840-1900
Aveling's blood transfusion apparatus, in case, incomplete, by Down, London, late 19th century Aveling's blood transfusion apparatus, with components 1870-1890