ADV2965717: New York Central Building, 1930s (colour litho), American School, (20th century) / Bridgeman Images

GBW860832: Let Us Go Forward Together, 1940 (colour litho), English School, (20th century) / Private Collection / Bridgeman Images

GBW698986: Your sugar ration is 2 lbs. per month, 1917 (litho), American School, (20th century) / Private Collection / Bridgeman Images

CH5973734: Ladies and Gentlemen (Easha McCleary) (F. & S. II.128-137), 1975 (screenprint), Warhol, Andy (1928-87) / Private Collection / Bridgeman Images

GBW698995: Warning!, 1917 (colour litho), Britton, L.N. (1858-1934) / Private Collection / Bridgeman Images

CH1198096: An advertising poster for 'Orangina', 1965 (colour lithograph), Villemot, Bernard (1911-89) / Private Collection / Bridgeman Images

GBW704829: See Action Now, 1944 (colour litho), American School, (20th century) / Private Collection / Bridgeman Images

GBW699041: "Stenographers! Washington needs you!", 1917 (colour litho), American School, (20th century) / Private Collection / Bridgeman Images

GBW699171: They serve France - Everyone can serve - Buy Victory Bonds, 1918 (colour litho), French School, (20th century) / Private Collection / Bridgeman Images

GBW698012: "Chums", c.1918 (colour litho) / Private Collection / Bridgeman Images

GBW697946: 4 reasons for buying Victory Bonds, 1917 (colour litho), English School, (20th century) / Private Collection / Bridgeman Images

CH5973742: Ladies and Gentlemen (Marsha P. Johnson) (F. & S. II.128-137), 1975 (screenprint), Warhol, Andy (1928-87) / Private Collection / Bridgeman Images

FLP3576805: Plymouth four-door sedan, 1946 (litho), Berman, Nathan (fl.1946) / Free Library of Philadelphia / Bridgeman Images

AFF5668983: Title page from 'The First Six Books of the elements of Euclid' by Oliver Byrne published in 1847 / Bridgeman Images

PFA64649: Making Mischief (oil on panel), Ronner-Knip, Henriette (1821-1909) / Private Collection / Bridgeman Images

LIP1056328: Imogen (engraving), Schmalz, Herbert Gustave (1856-1935) (after) / Private Collection / Bridgeman Images

GBW699051: Everyone Should Do His Bit, 1915 (colour litho), Low, Baron (20th century) / Private Collection / Bridgeman Images

LLM726776: The Graphic Map of European Possessions in Africa (colour litho), English School, (19th century) / Private Collection / Bridgeman Images

CH1769421: Tea Cat; Gato del te, 1978 (oil, ink and sand on masonite), Toledo, Francisco (b.1940) / Private Collection / Bridgeman Images

XOS3247882: True sons of freedom, 1918 (colour litho), Gustrine, Charles (20th century) / Private Collection / Bridgeman Images

XEE557548: Preparing for the Paris exhibition of 1900 : view of the building operations from the north side of the Seine., Renouard, Charles Paul (1845-1924) / Private Collection / Bridgeman Images

LSE3726847: Cunard Line: Liverpool, New York, Boston via Queenstown (colour litho), American School, (20th century) / Private Collection / Bridgeman Images

LIP1060811: Oxford Illustrated (engraving), Brewer, Henry William (fl.1858-d.1903) / Private Collection / Bridgeman Images

LIP1058660: John Ruskin (engraving), English School, (19th century) / Private Collection / Bridgeman Images

LIP1047829: The Madonna in Prayer (engraving), Sassoferrato, Il (Giovanni Battista Salvi) (1609-85) (after) / Private Collection / Bridgeman Images

LIP1042666: Marie Durand (engraving), English School, (19th century) / Private Collection / Bridgeman Images

LIP1043277: Page of Advertisements (engraving), English School, (19th century) / Private Collection / Bridgeman Images

LIP1056703: A Roman Spectacular Naval Battle (litho), Checa y Sanz, Ulpiano (1860-1916) (after) / Private Collection / Bridgeman Images

LIP1051684: The Fruits of Early Industry and Economy (chromolitho), Morland, George (1763-1804) (after) / Private Collection / Bridgeman Images

LIP1040813: Advertisement, Bovril (engraving), English School, (20th century) / Private Collection / Bridgeman Images

LIP1055275: Bringing Home the Christmas Firewood (chromolitho), English School, (19th century) / Private Collection / Bridgeman Images

LIP1059795: Cricket in India (engraving), Dollman, John Charles (1851-1934) (after) / Private Collection / Bridgeman Images

LIP1060458: The Melbourne International Exhibition (engraving), English School, (19th century) / Private Collection / Bridgeman Images

LIP1051628: The Pope's Swiss Guards at the Vatican (chromolitho), Johnston, Harry Hamilton (1858-1927) (after) / Private Collection / Bridgeman Images

LIP1061340: The Cutting of the Kaligue (engraving), Melville, Arthur (1855-1904) / Private Collection / Bridgeman Images

LIP1060317: The Court in the Highlands (engraving), English School, (19th century) / Private Collection / Bridgeman Images