Scientific American 213 March 21, 1908. … . ■ ->,C£ COtlPVf: B. M. Wilson 8S1.838 Holding device, E. S. Smith, Jr 881,102 Holding or retaining device, S. P. Craig, 881,461, 881,462 Hook separating mechanism, Bartel & Taft. 881,172 U ' 4": Hop pole, O. M. Knox 881,592 ■ ' M:%:;££0:£b£%:4':r/:-y.774747447::4-744777444::7744':4-•■::;■■■■■■■…
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