Descriptive catalogue 1914 : Frost & Adams Co. importers and dealers in artists' materials, architects', engineers' draughtsmen's supplies, mathematical instruments and pyrography requisites. (1914)
Frost & Adams · Frost & Adams · leaf 558
e of angles from4439 to 90°, tin sines on which are found on the next inner .-ire)which is the logarithmic scab Ratios are set off in a simili.ir manneras on the Fuller Slide Rub 4024. Boucher Cahnlator. I\iiann hd Cardboard Dials . each, £8.50 No. 4«t24 is similiar to No. 1022, but about # in.… … Calcuex Slide Rule. 2H inches diameter by + inch thick, inextra line Leather Cast, with hook of Rules, complete each $5.00 The Improve.! Ilalden Culcukx is a metal dial duplex slide rule, with metal packing and lock-nut, which makes it impossible for the instrument to get out of order. It can…
Artists' materials · Drawing instruments · Paint
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