APIANUS, Petrus (1495-1552). Astronomicum caesareum, Ingolstadt: at the Author's Press, 1540, large 2° (474 x 322mm.), FIRST EDITION, first part only, 32 hand-coloured astrological charts, of which 19 have volvelles, hand-coloured woodcuts to title, hand-coloured woodcut arms of the joint dedicatees, Emperor Charles V & his brother Ferdinand of Spain, to title verso, several woodcut illustrations in text (lacking 3 leaves of gathering B & 2 leaves of gathering D, small holes to F2, F4, G2-G4, hole to G3 repaired with loss, some soiling and browning, foredges brittle, recent ownership inscription to recto and verso of front free endpaper), later vellum (stained). Sold not subject to return.