Model making; including workshop practice, design and construction of models, a practical treatise for the amateur and professional mechanic .. (1919)
Yates, Raymond F. (Raymond Francis), 1895- ed · New York, The Norman W. Henley Pub. Co. · leaf 328
r web plates (B), Fig. 237, are cut and drilledas shown and riveted to angles. The ends are then bentdown to the one-half-inch square brass end blocks (E)and (F). The angles are held against these blocks bytying a cord around them. Holes are then drilled throughthe strips and blocks with a No. 28… … 326 Model Engineering A rigging, made of strips (D, E and C), has to bemade so as to provide clearance for the jib pulley whenthe boom is in a high or Ioav position. Details of theseso-called supports are shown in Figs. 238 and 239. Fourtackle supports and two pulley supports are required.
Machinery
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