WORLD: Humboldt's isothermal lines (equal annual mean temperature), 1850 map

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Artist/engraver/cartographer: W & AK Johnston. Provenance: "The Physical Atlas of Natural Phenomena" by Alexander Keith Johnston, FRGS, FGS, published by William Blackwood & Sons, Edinburgh & London. Type: Antique map with original hand colour. Printed on good quality, thick art stock paper.

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Size: 3229px × 2506px
Location: World
Photo credit: © Antiqua Print Gallery / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 1850, 19th, ak, alexander, annual, antique, art, atlas, barometric, blackwood, century, colour, edinburgh, equal, fgs, frgs, globe, hand, humboldt, isothermal, johnston, keith, level, lines, london, map, maps, natural, nineteenth, original, paper, phenomena, physical, pressure, printed, sea, sons, stock, system, temperature, vintage, william, world