DOCUMENTS & MAPS

For information on the Erskine-Dewitt Map Collection at the New York Historical Society, click here.

Also see the Library of Congress's The American Revolution and Its Era: Maps and Charts of North America and the West Indies, 1750-1789

1776

• Benjamin Franklin to Robert Erskine, October 16 1776

1777

• Washington to Thomas Wharton and Pennsylvania Council, July 9, 1777

• George Washington to Robert Erskine, July 28, 1777

• Robert Erskine to George Washington, August 1, 1777 (*Description of duties of Geographers)

• Washington to Erskine, November 14, 1777

• Robert Erskine to George Washington, November 24, 1777

1778

• Robert Erskine to George Washington, March 26, 1778

• Washington to Erskine April 11, 1778

• William Scull to Tench Tilghman, April 13, 1778

• War Board to Washington, May 6, 1778

• War Board to William Scull, May 6, 1778

• Washington to War Board, May 9, 1778

• George Washington to William Scull, June 5, 1778 

• George Washington to Charles Lee, June 15, 1778 

• Robert Erskine to Simeon DeWitt, June 20^th, 1778

• Washington to James Clinton, July 31st, 1778

• William Gray to Robert Erskine, October 28, 1778

• Washington to Clarke, December 7, 1778

1779

• Washington to Erskine, February 10th 1779

• George Washington to Robert Erskine, March 3, 1779

• Erskine to Washington , March 20^th 1779

• Headquarters June 9, 1779

• Erskine to Steuben and Wayne, July 3rd, 1779

• George Washington to Robert Erskine, August 7, 1779

• George Washington to Robert Erskine, August 16, 1779

• Washington to Stirling, August 16, 1779

• Washington to Stirling, August 21, 1779

• Tench Tilghman to Robert Erskine, December 9, 1779

• Map of Morristown prepared by Robert Erskine, December 12, 1779

• General Orders, December 24th, 1779

1780

• Robert Erskine to Philip Schuyler, May 7th, 1780. Contains a letter from Simeon DeWitt and Benjamin Lodge to Robert Erskine dated February 12, 1780

• General Orders, June 30, 1780

• Robert Erskine, July 17, 1780, Data for Ascertaining the Width of the North River at Dobb's Ferry

• Anthony Wayne to George Washington, July 18, 1780

• General Orders Orangetown August 12, 1780

• William Scull to Washington, October 29, 1780

• John W Watkins to Anthony Wayne, November 10, 1780

• Washington to Wayne, November 22, 1780

• Simeon DeWitt to George Washington, November 23, 1780

• Headquarters, November 26, 1780

• General Orders New Windsor December 15, 1780

1781

• Lord Stirling to Simeon DeWitt, February 17, 1781

• Washington to Pickering, February 19, 1781

• Headquarters, April 27, 1781

• Washington to Pickering April 27, 1781

• Charles Thomson to George Washington, May 10th, 1781

• Washington to Congress, May 29, 1781

• Congress July 11, 1781

• Hutchins to Congress, July 26, 1781 (letter listing equipment needed for Geographer of the Southern Army)

• Washington to DeWitt, August 29, 1781

• Headquarters, October 5, 1781

• Washington to DeWitt November 4, 1781

1782

• Elias Boudinot to Nathanael Greene, March 30th, 1782

• War Office, April 10, 1782

• Washington to Lincoln, April 22, 1782

• General Orders, November 8, 1782

• Congress November 12, 1782

• Washington to Lincoln, November 27, 1782

• General Orders, November 27, 1782

1783

• Washington to Biddle, June 11, 1783

• Journals of the Continental Congress, 1774-1789 MONDAY, OCTOBER 20, 1783