Browse Items (21 total)

A treatise on navigation and methods of calculating latitude and longitude, written by Robert Patterson, professor of mathematics at the University of Pennsylvania.

This volume contains mathematical rules, 1754, for calculating longitude. Also contains an advertisement to mariners. Prepared for the Lords of the Admiralty.

Winthrop Sargent was governor of the Mississippi Territory. Surveys, maps, and drawings of land in the Northwest Territory, and some miscellaneous manuscripts of Winthrop Sargent.

Journals and memoranda of Andrew Porter on his surveys of the Pennsylvania boundary line.

Poems, 1814-1817 including a long narrative entitled "The Lay of the Cumberland" and 13 other poems. Also contains a letter to the editor of the "Analectic Magazine," dated Bedford, October 1814 and a page of "Indian names." The author is identified…

This is the travel diary of an anonymous man who might have been a surveyor or land developer. He described the land he saw during his travels and meticulously recorded acreage and locations of trees. He also repeatedly mentioned "Huntsman's…

Benjamin Lightfoot was deputy surveyor of Berks County. These surveys notes covered the areas of Pottsville to Shamokin.

Journals of a tour of Benjamin Lightfoot from Reading to Tankhannink Creek, and of surveys of a large tract of land there containing pine timber suitable for masts; topography of the country, Indian relations, frontier life, military posts, means of…

Journals of a tour of Benjamin Lightfoot from Reading to Tankhannink Creek, and of surveys of a large tract of land there containing pine timber suitable for masts; topography of the country, Indian relations, frontier life, military posts, means of…

The volume contains a general discourse on navigation by William M. Hunter of Hamilton Academy (Philadelphia, Pa.).