Trestle board

a board used by architects, draughtsmen, and the like, for drawing designs upon; - so called because commonly supported by trestles.

See also: Trestle

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The latest discovery comes hot on the heels of disclosures that electrical tools, trestle boards and ladders were missing from the CCS building services depot at 961 Foleshill Road.