Internet Archive Book Images: Image from page 93 of "Im wilden Westen : eine Künstlerfahrt durch die Prairien und Felsengebirge der Union" (1890)
Smithsonian Institution: Ralph A. Blakelock
Internet Archive Book Images: Image from page 665 of "The great American book of biography" (1896)
Internet Archive Book Images: Image from page 268 of "American lands and letters" (1905)
Internet Archive Book Images: Image from page 313 of "Eastern Pacific lands ; Tahiti and the Marquesas islands" (1910)
Internet Archive Book Images: Image from page 309 of "Eastern Pacific lands ; Tahiti and the Marquesas islands" (1910)
Internet Archive Book Images: Image from page 125 of "Eastern Pacific lands ; Tahiti and the Marquesas islands" (1910)
Internet Archive Book Images: Image from page 884 of "Elegant extracts; or, Useful and entertaining pieces of poetry selected for the improvement of young persons" (1809)
Internet Archive Book Images: Image from page 506 of "Cassoni: Truhen und Truhenbilder der italienischen Früh-Renaissance. Ein Beitrag zur profanmalerei im Quattrocento" (1915)
Internet Archive Book Images: Image from page 136 of "The church of S. Maria antiqua" (1902)
Internet Archive Book Images: Image from page 147 of "First years at school" (1894)
Internet Archive Book Images: Image from page 387 of "Canadian forest industries July-December 1915" (1915)
Internet Archive Book Images: Image from page 323 of "Illustrated catalogue of the valuable paintings and sculptures by the old and modern masters forming the famous Catholina Lambert Collection removed from Belle Vista Castle, Paterson, New Jersey" (1916)
Internet Archive Book Images: Image from page 159 of "Waiting at the cross; a book of devotion" (1880)
The British Library: British Library digitised image from page 206 of "A Treatise on Metallurgy; comprising mining, and general and particular metallurgical operations, etc"
The British Library: British Library digitised image from page 520 of "Travels and Discoveries in North and Central Africa: being a journal of an expedition undertaken under the auspices of H.B.M.'s Government, in the years 1849-55"
The British Library: British Library digitised image from page 225 of "Die Culturländer des alten America"
The British Library: British Library digitised image from page 15 of "Verdens Storbyer [Translated from 'Les Capitales du monde.'] Paa Dansk af P. Nansen. Med 322 Afbildninger"
The British Library: British Library digitised image from page 165 of "Voyage d'une famille autour du monde ... Traduit de l'anglais par J. Butler [Abridged.] Deuxième édition"
The British Library: British Library digitised image from page 238 of "Elements of Geology: A text-book, etc"
The British Library: British Library digitised image from page 265 of "The Earth and its Inhabitants. The European section of the Universal Geography by E. Reclus. Edited by E. G. Ravenstein. Illustrated by ... engravings and maps"
The British Library: British Library digitised image from page 301 of "Pre-historic Races of the United States of America ... Fourth edition"
The British Library: British Library digitised image from page 103 of "The Holy Land, Egypt, Constantinople, Athens ... A series of forty-eight photographs, taken by F. Bedford, for ... the Prince of Wales during the Tour in the East, in which ... he accompanied His Royal Hig
The British Library: British Library digitised image from page 258 of "Pre-historic Races of the United States of America ... Fourth edition"
The British Library: British Library digitised image from page 90 of "Die Culturländer des alten America"
The British Library: British Library digitised image from page 254 of "Voyage d'une famille autour du monde ... Traduit de l'anglais par J. Butler [Abridged.] Deuxième édition"
The British Library: British Library digitised image from page 267 of "Notes and observations made during four years of service with the Ninety-Eighth N. Y. Volunteers, in the war of 1861"
The British Library: British Library digitised image from page 240 of "Title"
The British Library: British Library digitised image from page 103 of "The Jottings of some Geological, Archæological, Botanical, Ornithological, and Zoological Rambles round Macclesfield ... With illustrations"
The British Library: British Library digitised image from page 116 of "The Jottings of some Geological, Archæological, Botanical, Ornithological, and Zoological Rambles round Macclesfield ... With illustrations"