Inside Out Library
Handbook of construction plant, its cost and efficiency (1918)
Dana, Richard Turner, 1876-1928 · New York, McGraw-Hill book company, inc., [etc., etc.] · leaf 347
Fig. 154. Panama Senior Reversible Leveler. GRADING MACHINES 343 … Fig. 155. McCann Spreader and Grader.Contractors' operations · Building
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