Holtzapffel & Co. Goniostat, London, mid-19th century, damascened brass instrument marked Holtzapffel & Co. London. , with the half-moon sector divided in 0-60-0 with steel arc marked 0-70.
Auctioneer:
Skinner
Date:
2017-04-28
Holtzapffel Sharpening and Polishing Kit, including a Holtzapffel goniostat marked Holtzapffel & Co. London. , with the half-moon sector divided in 0-60 increments, three black Read more…
Auctioneer:
Skinner
Date:
2012-12-01
Six Holtzapffel & Company Measuring Tools, London, all marked Holtzapffel & Co, London in either script or block lettering, including 5 1/2- and 7 1/2-in. Read more…
Auctioneer:
Skinner
Date:
2012-12-01
Brass and Steel Turning Accessories, England, including a cutter frame marked G. Birch & Co. Manchester 1861 with a succession of pulleys and gears, lg. Read more…
Auctioneer:
Skinner
Date:
2012-12-01
