1874 Wood Engraving Art Transit Venus Astronomer Royal Expedition Science YTG8

"The Preparations for Observing the Transit of Venus" This is an original 1874 black and white in-text wood engraving of illustrations that depict the photo-heliograph huts, the "Lee" equatorial observatory, the transit and azimuth huts for stations A, C, and D, and a group portrait of some members of the Astronomer Royal Expedition that observed the Transit of Venus on December 9, 1874 during the Victorian era. CONDITIONThis 139+ year old Item is rated Very Fine ++. Light aging throughout. Light creasing. There is light bleedthrough on this piece from the verso. Some light surface rub. Please note: There is printing on the verso. Product Type: Original In-Text Wood Engraving; Black / White Grade: Very Fine ++ Dimensions: Approximately 9.5 x 14.25 inches; 24 x 36 cm Authentication: Serial-Numbered Certificate of Authenticity w/ Full Provenance Protection: Packaged in a custom archival sleeve with an acid-free black board (great for display, gift-giving, and preservation) Period