Detroit. Public schools. Dept. of instruction, teacher training and research. [from old catalog], Kepler, Frank Roy. [from old catalog] · Detroit · leaf 41
H 3.88^—A r/G. ^6 40 Prob. 49. Make the lay-out of the small tower shown inFig. 49. Scale, V=V-0\ … r/G. ^9 Prob. 50. Find the true size of the dihedral angle formedby the sides of the lamp shade shown in Fig. 50. Scale,
Projection
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