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Analytical Balance - National Museum of American History Analytical balance in a wood case with glass sides and top The beam is notched and made of an aluminum alloy The inscription on the ivory scale reads “WM AINSWORTH SONS INC DENVER, COLO MADE IN U S A TYPE D L B NO 17829 ” A vertical rod in the case is marked “U S Patents 2,022,306 2,111,842 ”
Wiliam Ainsworth Surveying Instrument Maker In later years, evidence of his designing and tool-making ability could be found around the Ainsworth factory in Denver in the tools which he built for the manufacture of the early balances
Instrument Makers: Ainsworth Brunton - surveyhistory. org In 1874 he settled in Central City, Colorado, where he became recognized as a specialist watch repairman; repairing complicated Swiss repeater watches His repair skills brought him close to the circles associated with mine assaying, repairing the many English-made precision balances
Vintage WM Ainsworth Sons Type LC Balance Scale Denver Fire Clay CO . . . Scale may need calibration unsure of working condition selling as is 19x9x18” By purchasing an item from us, you are agreeing to the information provided below Please make sure you have reviewed our return policy listed towards the end
Assay Balance - National Museum of American History He made his first balance in 1879, and moved to Denver in 1880 The firm became William Ainsworth Sons in 1899, and soon claimed to be “the largest manufacturers of fine balances in the world ”