
Letter 1861 Aug 1
- Made:
- 1861
[Letter] 1861 Aug 1, 11 Austin Friars, Old Broad St, London [to] Capt.Francis Fowke R.E., Science & Art Dept, Kensington / Willy & Lovelock, [re Rev. W.R. Bowditch's 'Patent Process of Gas Purification'. They are agents for his purifying apparatus which they hope to demonstrate to Fowke for museum use. Bowditch took out patents 1337 and 2882 in 1860. 1p. With Gas Purification Company booklet (1861) re Bowditch's patents]