Lotter, Tobias Conrad (1717-1777), Planisphaerium Coeleste, Augsburg, 1760. Folio copper-plate map depicting constellations in two spheres as well as diagrams of world-pictures of Ptolemy, Copernicus, and Tycho Brahe and other astronomical illustrations, fully hand-colored, folded down the middle, small hole at fold in upper half of sheet, 20 1/2 x 27 in.