Recherches sur le Spectre Solaire. With: Spectre normal du soleil. Atlas de six Planches

by Anders Jonas ÅNgstrÖM

$8,500 · Offered by Sophia Rare Books

First edition

Upsalla: W. Schultz, 1868. First edition, a very fine copy in unrestored original printed wrappers, and rare thus, of one of the founding works of spectroscopy in which Ångström demonstrated the presence of hydrogen and a number of other elements in the sun; the atlas contains his great map of the solar spectrum. Since the plates of the atlas were simply laid in to the printed wrappers and not sewn , the

• Binding: Softcover

Found via Rare Books Intel, a search across rare-book dealers, auction houses and marketplaces worldwide.