Mar 13, 2007 · The Diary of Robert Hooke 1672 - 1680,Taylor & Francis, 1935, Edited by Henry robinson and Walter Adams. It is easy to believe these entries were for his eyes alone.

Dec 6, 2020 · The hole in the hub should be cylindrical, not tapered. so it shouldn't matter which end you start. If you're making a new one, start with a drill of somewhat under the right size, …

Nov 12, 2023 · Hi Dave, The case was made by John William Hammon of 11 Sekforde Street, Clerkenwell and was assayed in London in 1873/4. Although your latest picture doesn't show …

Aug 9, 2018 · A recent acquisition, that I share a few photos of in case there is any interest. Probably swiss-made duplex watch with double-wheel duplex escapement. Interesting …

Jun 30, 2020 · Hi Hawk53, Well, it's a common enough source of confusion! Regards, Graham " Ut tensio, sic vis " - Robert Hooke

Dec 14, 2024 · The date letter is a 'J' and is for 1844/5; the London letters changed in May each year, so a given letter stands for parts of two calendar years. If the sponsor's mark is 'GH', it's …

Sep 13, 2024 · Reassembling these without damaging a pivot is far easier, although you will inevitably break things as you progress. Many parts for American watches from the great …

Aug 16, 2015 · Re: Robert Roskell Pocket Watch - identification & any further information Hi Dr. Jon, It seems that Earnshaw approached Roskell to supply "raw" chronometer movements …

Jul 8, 2023 · Hello everyone, newbie watchmaker here, and I have a question: I am trying to reassemble my fusee pocket watch after replacing the chain, and I hit a snag at a certain …

Feb 8, 2013 · Massey, Edward, watchmaker, 28 King Street, Clerkenwell Massey, Francis Joseph, watchmaker, 17 Chadwell Street, St. John Street. Rd. Massey, Thomas, watchmaker, …