- Robert Laurie and James Whittle
- Digital Commonwealth
- Boston Public Library
- Laurie & Whittle
Relief shown pictorially. Prime meridians: Philadelphia and London. Appears in: author's New and elegant imperial sheet atlas, comprehending general and particular maps of every part of the world. As the Act directs 12th May 1794. Inset: A sketch of the upper parts to show the remainder of the lakes.
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