Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 482
Fig. 1094. Fig. 1095. Fig. 1096. a T and a cross branch, which serve the purpose of Fig. 1090 and are muchlighter, and Figs. 1097 to 1102 are specials of the same makers. Fig. 1097. C^ Fig. 1100. … Fig. 1098. Fig. 1099.
Mechanical drawing
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