


Von Basch sphygmomanometer

Dudgeon sphygmograph by Krohne and Sesemann

Marey sphygmograph, Mahomed's modification
1873-1900

Dudgeon sphygmograph by Maw
1870-1901

Dudgeon sphygmograph

Marey sphygmograph with unusual pressure adjustment based on rack mechanism
1880-1930

Granville type sphygmograph, London, England, 1885-1900
1885-1900

Marey sphygmograph
1872-1900

Leather surgical instrument case

Russell urine test case
Marey sphygmograph
1872
Cut-throat razor
1840-1900
Early type of Richardson sphygmograph
circa 1883
Set of ten dental forceps and seven dental elevators
1870-1910