Bayer, Johann. Hydra, 1603 KOP Furniture 21 1/2" x 26 1/2"

21 1/2" x 26 1/2"

son of Charles Wilson Peale

it is the most detailed printed map of any extensive part of North America published during the Revolutionary period

which was then a hub of commerce and culture

Schwartz & Ehrenberg: Mapping Of America

Bayer, Johann. Hydra, 1603 KOP Furniture 21 1/2" x 26 1/2"Johann Bayer Hydra From "Uranometria, omnium asterismorum continens schemata" Augsburg, 1603 approx.: 13 1 2" x 17" Bayer was the first accurate star atlas. A lawyer and amateur astronomer, he was the first to signify the location of the stars within a given constellation by the use of Greek letters (with the addition of the Latin alphabet for constellations with more than 24 stars). This strikingly simple innovation greatly improved the