Part 20

This survey was made by Washington when he was 19 years of age, and it is believed to be the only such document relating to his earliest period as a surveyor. Washington was licensed as a surveyor by the President and Masters of William and Mary College in 1749. On July 20th of the same year he was appointed surveyor in Culpepper County, Va., by Governor Dinwiddie.

Acquired in 1961. USNM 238367. FIGURE 84.

WHITE, PEREGRINE (1747-1834), Woodstock, Conn.

Surveying Compass, about 1790, made of brass, complete with original case, tripod, and gunter's chain. The instrument measures 12-1/4 in. overall. The dial, with a diameter of 5-5/8 in. and a pewter vernier ring, is inscribed "PEREGRINE WHITE/Woodstock." Tripod is 57-1/2 in. long and has walnut legs and a brass universal socket joint. Gift of Dr. and Mrs. Arthur M. Greenwood.

USNM 388993. FIGURE 23.

WHITNEY, THOMAS (fl. 1798-1821), Philadelphia, Pa.

Pocket Compass of brass encased in brassbound mahogany box with separate carrying case. Paper dial is inscribed "T. Whitney/ Phil^a." Carried by Capt. William Clark on the Lewis and Clark Expedition to the Pacific Coast in 1803-1806.

USNM 38366. FIGURE 85.

Appendix

SURVIVING WOODEN SURVEYING COMPASSES

(Asterisk denotes information unavailable)

Length Height of Maker Collection Type Length Width of bars needle and of (in.) (in.) (in.) (in.) period wood

Preston R. Maple 9 5 3-1/4 * Unsigned (18th Bassett century)

Bucks County Cherry 11 5-1/2 6-5/8 2-3/8 Thomas Greenough Historical of Boston Society (1710-1785)

Bostonian Apple or 13-7/8 * * 4-3/4 John Dupee of Society walnut Boston (after 1761)

Dartmouth Walnut 7-3/4 * * * Thomas S. Bowles College Museum of Portsmouth, N.H. (c. 1765-1821)

* 12 8 * * Unsigned (18th century)

* 8-3/8 4-5/8 * * Unsigned (18th century)

L. C. Eichner Hickory 11 5-1/2 3 4 Thomas Greenough (U.S. National of Boston Museum) (1710-1785)

Farmer's Museum Oak 12-3/4 6-1/2 5 * Unsigned (18th century)

Franklin Gum 13-3/4 5-3/4 4 5 Thomas Greenough Institute of Boston (1710-1785)

Mariner's * * * * * Charles Thacher Museum (18th century)

Old Sturbridge Maple 13 4 * * Unsigned (18th century)

Maple 11-5/8 5-7/8 * * Thomas Greenough of Boston (1710-1785)

Walnut 18 8 * * Aaron Breed of Boston (1791-1861)

New Hampshire Maple 11 5-3/4 2-1/2 4-5/8 Joseph Halsy of Historical Boston (fl. Society 1697-1762)

N. Parker Walnut 13-1/2 4-7/8 5 * John Dupee of Boston (after 1761)

Peabody Museum * 11 * * 3 James Halsy II of Boston (1695-1767)