Lot 28:
Keuffel & Esser & Teledyne Post Tools
Sold for: $10
Description
An assortment of eleven drafting and engineering instruments and templates from various manufacturers. The collection includes a Teledyne Post adjustable trig-scale triangle, model 38DF-120, featuring scales for rise, slope, and degrees with a black plastic adjustment knob. Keuffel & Esser Co. (K+E) pieces consist of an 1823C-e lettering guide triangle, an 1851-6 Xylite triangle, and an 1860-13 yellowed French curve. A specialized electrical template is marked Make It A Rule Always Design Adequate Wiring Systems and features symbols for ceiling outlets, switches, special purpose outlets, and convenience outlets. The lot also contains a translucent green template marked Safety Compass with mathematical formulas for pi, area, and circumference. Additional items include two small clear templates marked Stewart, two unmarked clear French curves, and one brown geometric template. The tools are constructed from various plastics, including acrylic and tinted celluloid materials.
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