25.0 MB (8.7 MB compressed)
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21.1 x 29.5 cm ⏐ 8.3 x 11.6 in (300dpi)
UNIVERSAL HISTORY ARCHIVE / UIG / SCIENCE PHOTO LIBRARY UNIVERSAL HISTORY ARCHIVE / UIG / SCIENCE PHOTO LIBRARY
David Rittenhouse (1732-1796), American astronomer and inventor. He introduced spider's web as cross-hairs in telescopes and measuring instruments. He discovered the atmosphere of the planet Venus. Engraving 1896.
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