31.2 MB (1.8 MB compressed)
4076 x 2674 pixels
34.5 x 22.6 cm ⏐ 13.6 x 8.9 in (300dpi)
GIANNI TORTOLI / SCIENCE PHOTO LIBRARY GIANNI TORTOLI / SCIENCE PHOTO LIBRARY
Sketch depicting a method of calculating the sun's elevation. Sketch by R. Dudleo, From Dell'Arcano del Mare, Florence, 1647; Riccardiana Library, Florence, Italy.
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