25.0 MB (2.9 MB compressed)
2500 x 3501 pixels
21.1 x 29.7 cm ⏐ 8.3 x 11.7 in (300dpi)
UNIVERSAL HISTORY ARCHIVE / UIG / SCIENCE PHOTO LIBRARY UNIVERSAL HISTORY ARCHIVE / UIG / SCIENCE PHOTO LIBRARY
Gerard Troost (1776-11850), Dutch-born American geologist and natural philosopher. Professor of chemistry, geology and mineralogy at the University of Nashville (1828). One of the founders of the Academy of Natural Sciences, Philadelphia. Engraving, 1896.
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