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Scientific American, Vol. 29, No. 14 (1873) (1873)

leaf 7

An illustration from Scientific American, Vol. 29, No. 14 (1873), 1873, leaf 7
n a perspective view of the apparatus, body present was highly satisfied with the results of the ratio of pitch between the screws on the shaft. which consists of a gate, let down tothe horizontal position experiment, as it has long been the desire of the eastern farmer The main points of advantage… … C. H. Reid, August ferred) which draws -12, 1873.' For fur- the catch, A, away ther particulars ad» fcom the projection onthe bell crank, B, as represented in Fig. 2. The horizontal arm of bell crank, B, is thus pushed long distance. This invention completes another link in _— e_—_ down by spring,…

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