duce two samples of ore which shall be alike, the key. RECORDER, This time recorder is manufactured one serving as a duplicate or check to prove the accu- racy of the work performed. The improvement has been by the Bundy Manufacturing Co., of Binghamton, N. Y., and more than a thousand of them are… … nected by rods with eccentrics on a com- mercantile establishments. In one instance the time mon shaft, by which the wings are oscillated to cross the stream of ore, preferably about a hundred and of over 1,400 employes is thus kept, five of the record- ers being used for this purpose, and in…
Internet Archive · Public domain (published before 1931). Free to use for anything.