Inside Out Library
Descriptive catalogue of artists' materials, draughting papers, tracing cloth, and mathematical instruments. (1898)
Frost & Adams Co. · Frost & Adams Co., Boston, Mass. · leaf 290
TION xrr. DRAUGHTSMENS SUNDRIES COMPRISING Protractors, Scales, Steel Rules, Straight Edges Triangles, Curves, T Squares, Parallel Rules, Tape Measures, &c. Protractors and Scales. Paper Protractors. No. 555. Circular Protractor, 13 inches diameter, 14 degrees, on Drawing Paper, . . . . .30 No.… … 561.Horn Protractors. No. f 59. Railroad Curve Protractor, 8 inches diameter, having laid off onit twenty-three curves, from /^ <lcgree to 8 degrees, with aradius of 400 feet to the ini:h, No. 560. Protractor, 4 inches diameter, i circle, whole degrees, m §1.60.13 Frost & Adams Co., 37…Artists' materials · Mathematical instruments · Trade catalogs -- Artists' materials · Trade catalogs -- Mathematical instruments
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