Urinometer with measuring cylinder, cased, England, 1830-1900
1830-1900
Glass 'Dr Vogel's' urinometer
1870-1940
Urinometer, mercury and glass
1830-1900
Glass urinometer marked Poulton
1930-1980
Urinometer for testing diabetes
1830-1920
Glass urinometer for diabetes
1940-1960
Urinometers for diabetes
1850-1896
Urinometer with measuring cylinder in leather covered cylindrical case
1830-1900
Urinometer, glass and mercury
1830-1870
Glass urinometer, for diagnosis of diabetes
Urinometer, metal, with graduated cylinder
Urinometer, glass, in leather case
1901-1930
Urinometer set
Glass hydrometer
1800-1900
Urinometer with measuring cylinder
1830-1900
Urinometer for diabetes
1870-1910
Urinometer, mercury in glass
1851-1920
Urinometer in leatherette covered cylindrical case
1830-1920
Urinometer with test tube in cylindrical cardboard case
1830-1900
Glass urinometer in cylindrical case
1850-1950
Glass urinometer
1860-1900
Glass urinometer for diabetes, in case, German
Urinometer, glass, with ivory scale
1901-1940
Glass urinometer
Urinometer, mercury in glass
1850-1930
Urinometer, mercury and glass
1830-1900
Urinometer, Squibb's, 60 deg.F. Readings from 1000 to 1060 in cardboard cylindrical case
1900-1980
Urinometer, glass, unsigned, British, c. 1930
1920-1940
Metal urinometer in cylindrical case
1830-1880
Urinometer, mercury in glass
1830-1900
Urinometer of vulcanite in tubular case
1890-1910
Urinometer
Urinometer, glass and mercury
Urinometer, glass and mercury
1830-1920
Urinometer, mercury in glass
1830-1920
Metal urinometer in leather covered cylindrical case
1830-1900
Urinometer with measuring cylinder in leather covered cylindrical case
1830-1900
Urine test apparatus consisting of spirit lamp
Urine test apparatus consisting of spirit lamp
Urinometer set in case by Durrock
Glass urinometer for diabetes, in case, English
unknown
Urinometer in cover
Glass urinometer
1925-1945
Urinometer and measuring cylinder
1830-1920
Urinometer and hydrometer in textile cover
Glass urinometer
unknown
Urinometer, mercury in glass
1874-1900
Mercury in glass urinometer
1830-1920
Glass urinometer for diabetes, in case
unknown