Doremus ureometer with Hind modification

1900-1980

Doremus ureometer without stand

1900-1980

Ureometer, Doremus-Hind

1900-1980

Southall’s ureometer, Birmingham, England, 1860-1910

1860-1910

Ureometer, and various urinary test tablets, United States, 1886-1929

1886-1929

Dr Squibbs type ureameter

1850-1920

Doremus ureometer with standing foot

1900-1980

Doremus ureometer with Hind modification

1900-1980

Esbach's ureometer with wooden case

1900-1980

Doremus Ureometer

1900-1980

Gerrard's Ureometer

1900-1980

Gerrard's Ureometer

1900-1980