Blessing, George F. (George Frederick), 1875-1921, Darling, Lewis A. (Lewis Andrew) · New York, J. Wiley & sons; [etc., etc.] · leaf 87
The / is five spaces high and has the standard slope. Strokejt2 is the horizontal cross-bar which coincides with horizontal 11 ; … ^( ?- / / t- \ i k- >^ / ■»-.» T _ -2- / f / / 1 / / / / / / / -i 2 A*1 ■
Mechanical drawing
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