31.7 MB (2.1 MB compressed)
3130 x 3542 pixels
26.4 x 30.0 cm ⏐ 10.4 x 11.8 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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