Figure 11. Galileo Galilei, Sketches of the Moon, Ms. Gal. 48, fol. 28r and v (with horoscope), 1609, brown ink and wash on paper, 208 × 142 mm (8 1/4 × 5 9/16 in.). Biblioteca Nazionale Centrale, Florence.

Courtesy Canadian Royal Astronomical Society of Canada, Vancouver.