- Back
-
Title: [Go to resource]
Description: Hand pumped early 20th century Berkefeld water filter with chalk element, German, 1890-1930 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: water filters Temporal: 1890-1930 Source: Science Museum Creator: Berkefeld (maker) Identifier: A630850 Go to resource More Like this...
[Edit] - Back