Perforated plate of Radium water filter, of earthenware and glass, English, 1901-1930 Perforated plate of Radium water filter 1901-1930
Clear glass water filter made by Radium Limited, with jar and detachable cap, tap included, English, 1901-1930 Clear glass water filter made by Radium Limited 1901-1930
Perforated plate of Radium water filter, of earthenware and glass, English, 1901-1930 Perforated plate of Radium water filter 1901-1930
"Radium" water filter base jar with perforated earthenware plate and stand, 1901-1930, English "Radium" water filter base jar with perforated earthenware plate and stand 1901-1930
Perforated plate of Radium water filter, of earthenware and glass, possibly German, 1901-1930 Perforated plate of Radium water filter 1901-1930
Radium water filter with upper resevoir jar, perforated earthenware plate, and tripod stand, English, 1901 to 1930 Radium water filter with upper reservoir jar 1901-1930
Clear water filter made by Radium Limited, cylindrical jar, drum shaped head, English, 1900-1930 Clear water filter made by Radium Limited 1900-1930
"Radium" water filter complete with perforated earthenware plate and stand, English, 1901 to 1930 "Radium" water filter complete with perforated earthenware plate and stand 1901-1930
Four clear glass taps passing through corks, parts of Radium water filters, English, 1901 to 1930 Four clear glass taps passing through corks 1901-1930
Radium water filter with upper reservoir vessel, English, 1901-1930 Radium water filter with upper reservoir vessel 1901-1930
Perforated plate of Radium water filter, of earthenware and glass, German, 1901-1930 Perforated plate of Radium water filter 1901-1930
Perforated plate of Radium water filter, of earthenware and glass, possibly German, 1901-1930 Perforated plate of Radium water filter 1901-1930
Perforated plate of Radium water filter, of earthenware and glass, possibly Portugese, 1901-1930 Perforated plate of Radium water filter 1901-1930