A water meter introduced by William Siemens and Joseph Adamson, 1851-1867. Photograph, ca. 1936.

Previous title, replaced May 2023 : Hydraulic machine, the first of its kind in Germany, manufactured by William Siemens, 1858-1867. Photograph, ca. 1936.

"William Siemens-Adamson": apparently meaning devised by William Siemens in 1851-1858 and manufactured by Joseph Adamson (1843-1921) in 1867. Deutsches Museum, Munich, inventory no. 3554

William Siemens: "in 1851 he produced a water meter, which fulfilled its intended purposes so well, and was so superior to other instruments, that in a year or two it was producing a handsome income from royalties, and the inventor's long struggle against adverse fortune was at an end"--Oxford dictionary of national biography

[1936?]

1 photograph : photoprint ; sheet 16.7 x 12.2 cm

Erster in Deutschland zur Anwendung gekommener Wassermesser, gebaut 1858-1867 von William Siemens-Adamson Bears stamp on verso reading: Aus dem Deutschen Museum München ; Wiedergabe nur mit Quellehinweis gestattet. Lichtbildnummer: 1087

Wellcome Collection 582522i

One of a series of photographs of exhibits from the Deutsches Museum, Munich