Early map of Pittsburg and environs, published in Weimar, Germany.
The map extends to the towns of Alleghany, Birmingham and Lawrenceville, showing topographical details, major roads in the region, coal pits, and a detailed city plan. Some of the local industry is identified, including:
- Patterson's Paper Mill
- Jelly's Steam Cotton Manufactury
- O'Hara's Glass Works
- Trevor & Encele's Glass Works
- Shawhan's Tavern
- Sutton & McNickle's Foundry
- a Steam Saw Mill
The map appeared in Reise Sr. Hoheit des herzogs Bernhard zu Sachsen-Weimar-Eisenach durch Nord-Amerika in den jahren 1825 und 1826.
The map illustrates the travels of Prince Carl Bernhard of Saxe-Weimar-Eisenach. After serving as a colonel during the Battle of Waterloo and the Battle of Quatre Bras, he traveled extensively in the United States in 1825-26 and published his accounts.