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 321
be used only with the ratios giveu above Nos, 1126 to 1128 are of the same quality and workmanship as Nos.1125 to 1125^. They move ou castors aud are not suspended from astandard. This causes a little more friction, but makes the instrumentbetter adapted for use in a limited space. Is replaced in… … 1126. 112/ Pantograph of Hollow. Square Metal Bars, connectedby Pivot Joints. The left hand bar is graduatedand has a Vernier and Micrometer adjustmentConvenient for operating the Pencil from theTracing Point. Solid Iron Fulcrum with 2 Ad-justable Needle Point, to fix ,ts position on thedrawing…
Artists' materials · Drawing instruments · Paint
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