Bayer, Johann. Delphinus. Augsburg, 1603. 1849 It started to appear on

It started to appear on portolan charts in the fourteenth century and continued to be a stalwart of maps and charts into the nineteenth century

who held the position of colonial Surveyor General of Pennsylvania

with particular attention to maritime routes and the strategic significance of various islands and coastal cities

identified by the flag

Published by Oxford University Press

Bayer, Johann. Delphinus. Augsburg, 1603. 1849 It started to appear onJohann Bayer Delphinus From "Uranometria, omnium asterismorum continens schemata" Augsburg, 1603 13 1 4" x 18 1 2" 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 identification