On View
Not on viewScales
Dateca. 1850
Terms
- Scales
- Wood
- England
Dimensions0.64 × 60.91 × 3.17 cm (1/4 × 24 × 1 1/4 in.)
Credit LineGift of Cummings E. Davis or George Tolman (before 1909)
Object numberTH14
DescriptionWood, square rod. Measuring scale (ruler) with inscribed tables on both sides. Thoreau's drafting instruments are an incomplete assemblage. There is a compass with two pens and a pencil, evidently part of a drafting set, but there are no dividers. There is a brass protractor and a wooden T-square, two straight-edges and a ruler. Some other, hand-made, drafting tools Thoreau seemed to have used in making surveys, including the pin he apparently used to prick drafts for transfer (now in the Concord Free Public Library). Thoreau first mentions surveying in his Journal for November 1840; he indicated
Collections
- Henry David Thoreau Collection
- Timepieces and Scientific Instruments
Object number: TH65
Henry David Thoreau
December 13, 1852