Handbook for machine designers, shop men and draftsmen (1916)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 336
Fig. 41. Fig. 42, Figs. 41 and 42.—^Lengths of arcs and straight lines. … Fig. 43.—Instrument for drawing circular arcs of large radius. Table 4.—Disk Diameters and Settings for Large Circle Compass Radius Diameter of changedisk, ins. Distance a betweensteady and change disk R in ins. | R in ft. edges 24 to 96 96 to 384 384 to 1536 1536 to 6144 2 to 8 8 to 32 32 to 128…
Machine design
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