Show wonders of M favro favre peret who investigated this industry in tho the new england states como come year pago sago saye says tho the an nale nalis of the american academy stated that tho the average production of 0 workmen in switzerland was forty artches each per annum while in america the average was fine vat batches chea for each man employed by tho the aid of special ma machines chines in these watch factories one man can make 1200 fine screws per day some of which are so small that more than are required to weigh we agh a pound one of the finest pieces made 1 Is a pallet arbor or pivotal bolt which for a n small sized watch has a ahr thread C ad of to the inch weighs 1 of a pound undergoes under goe twenty five tivo opera lions hong and costs but 2 cents measurements ure ments are to of an inch the balance wheel after being machined clil ned weighs only seven grains and when fitted with alth sixteen gold screws weighs A 72 grains there are eighty separate operations upon a balance wheel sixty three of them being drilling threading and countersinking holes the drills at a speed of turns a minute and one operator can drill upward of 2200 holes for tho the balance wheel per day |