Set of six boxwood drawing scales with offsets, in fitted case, by Stanley, Great Turnstile, London (B4349, A180468). Set of six boxwood drawing scales with offsets
Ivory plotting scale opens to rolling parallel rule and contains dividers and combined pen and pencil, engraved "From John Francis Erskine of Mar Esquire, to Robert Bald Esquire 1800", in case Ivory plotting scale opens to rolling parallel rule and contains dividers and combined pen and pencil
Three sets of cardboard drawing scales, all 1 by 12 inches, cardboard scales to the foot:- Lockie's Improved Drawing scales (No 4 damaged), Eyre & Spottiswoode's Draughtsman's set (incomplete), Eyre & Spottiswoode's Surveyor's set (incomplete) Three sets of cardboard drawing scales 20th century
Plotting scale, 12"; brass; 17th century, diagonal scale and scales of equal parts and chords Plotting scale
Two line-dividing boxwood scales 6 inches and 24 inches; made by Stanley, Great Turnstile, London Two line-dividing boxwood scales 6 inches and 24 inches 1870-1885