Sold for A$20
Pair of filters, one is marked Doulton Manganous Carbon Patent. . Pottery. Water Filter. Pair of filters, one is marked Doulton Manganous Carbon Patent. 1. 140 mm. 2. 121 mm.. 1900s
N/A. (N/A). 1. Very Good. No marking. Plenty of rust. Flake or two. This is an actual filter that would have screwed into a water filter shell to filter water. 2. Good. Marked Doulton Manganous Carbon Patent. This would have screwed into a Doulton Manganous Carbon Filter (yes, you can get printed filters with these details on them and a thread inside that this piece would have screwed onto. This is the all important piece that actually does the filtering of the water. Some rust. Chips and flakes as well. Writing is hard to read due to the carbon flaking. Very interesting items, these would be rarer than the actual shell's that are so collectable. Estimate: $10-20
![Filter. Pair of filters, one is marked Doulton Manganous Carbon Patent.](https://media.bidjs.com//image/upload/v1705361541/bdx/280-1_qjgqcc.jpg)