World War I, Winning the war from the clouds, / exclusive photographs by Helen Johns Kirtland, Leslie's Staff Correspondent, images relating to the air war in France during World War I, men cranking the engine of an airplane, 1919.

Detail of Hell, showing artists and artisans holding objects related to their professions, original title: 'El Purgatorio artistico, en el que yacen las calaveras de los artistas y artesanos' / The artistic purgatory, where the skulls of artists and craftsmen lie, Antonio Vanegas Arroyo, Mexico City, Mexico, 1890-1909.

World War I, American Liberty Plane. The original caption reads: Winning the war from the clouds, / exclusive photographs by Helen Johns Kirtland, Leslie's Staff Correspondent. Images relating to the air war in France during World War I, 1919.

WASHINGTON: Thomas J. Watson, Jr., chairman of IBM, testifies before the Senate Foreign Relations Committee that the Vietnam War is a major factor which has turned our healthy economy into an unhealthy one. 6/5/70.

World War I, pieces of airplanes that have crashed being shipped back to an assembly station for reuse. The original caption reads: Winning the war from the clouds, / exclusive photographs by Helen Johns Kirtland, Leslie's Staff Correspondent. Images relating to the air war in France during World War I, 1919.

The Beautiful Relations ( Les Belles Relations) 1967 Rene Magritte (1898-1967/ Belgian) Oil on canvas Scheidweiler Collection, Brussels

Stool with Small Head Bobo or Related Culture African Art Gift of Mr & Mrs. Benno Hurwitz Collection of The Museum of Contemporary Art, Jacksonville, Florida

Albanian church, dating from the 12th century and not related to modern Albania, Kish, near Shaki, northern Azerbaijan, Central Asia, Asia

Relatively rare aphids uroleucon nigrotuberculatum feeding on tall goldenrod Solidago canadensis, Sleeping Giant Provincial Park, Ontario, Canada

Patient and relatives in hospitalization. Hospital Universitario Gran Canaria Doctor Negrin, Las Palmas de Gran Canaria. Canary Islands, Spain

World War I, French women working at an airplane assembly plant sewing sleeves to cover the skeletons of rebuilt aircraft. The original caption reads: Winning the war from the clouds, / exclusive photographs by Helen Johns Kirtland, Leslie's Staff Correspondent. Images relating to the air war in France during World War I, 1919.

Black man teaching black boy how to use tools. Taking social responsibility. Providing guidance and serving as a role model. Making a difference and getting involved. Shot taken at the Alexandria Seaport Foundation?s Boatbuilding School, where disadvantaged youths, and anyone in the community, can receive instruction and use facilities to build traditional wooden boats and other related projects. Located in Alexandria, Virginia. The adult is Mr. James Moore and the youth is Cory Braxton. F

ZOLLVEREIN SCHOOL, ESSEN, GERMANY, CONTEXTUAL PANORAMA SHOWING BUILDING IN RELATION TO SCHUPP AND KREMMER’S ORIGINAL CUBOID STRUCTURES, SANAA KAZUYO SEJIMA + RYUE NISHIZAWA

Hell, depicted in a broadside showing artists and artisans holding objects related to their professions, original title: 'El Purgatorio artistico, en el que yacen las calaveras de los artistas y artesanos' / The artistic purgatory, where the skulls of artists and craftsmen lie, Antonio Vanegas Arroyo, Mexico City, Mexico, 1890-1909.

Othello Relating His Adventures To Desdemona 1869 Hillingford, Robert Alexander(1825-1904 British) Oil On Canvas Christopher Wood Gallery, London, England

Christmas logs (character relating to a Christmas tradition in Catalonia) for sale at fair. Caga tió. Fira de Santa Llúcia, Barcelona, Catalonia, Spain

Phrenology: measuring bumps on boy's head to assess his future. On wall is picture of Gall (1757-1828) founder of the theory that shape of skull related to intellectual capacity and behaviour. 1886 illustration by Frank Dadd looking back to c.1820. Chromolithograph

Brazil Photo relates to the work of APAEB Association of Small Farmers of the State of Bahia who help improve the local economy and culture of Valente, Bahia, in the dry Northeastern ´Sertao´ region of Brazil

Brazil Photo relates to the work of APAEB Association of Small Farmers of the State of Bahia who help improve the local economy and culture of Valente, Bahia, in the dry Northeastern ´Sertao´ region of Brazil

Christmas logs (mythological character relating to a Christmas tradition in Catalonia) for sale at fair. Fira de Santa Llúcia, Barcelona, Catalonia, Spain

Christmas logs (character relating to a Christmas tradition in Catalonia) for sale at fair. Caga tió. Fira de Santa Llúcia, Barcelona, Catalonia, Spain

Matthew Perry (1794-1858). Ships of Perry's American expedition to Japan from 1852-54 which opened diplomatic relations with USA and granted them first trading rights. Japanese. Colour wash. Private collection.

Christmas logs (mythological character relating to a christmas tradition in Catalonia) for sale at fair. Fira de Sta Llúcia. Barcelona. Catalonia. Spain.

Christmas logs (mythological character relating to a Christmas tradition in Catalonia) for sale at Santa Llucia Christmas fair, Barcelona, Catalonia, Spain

Lancelot Relating His Adventures (from Idylls of the King by Alfred Lord Tennyson)Gustave Dore (1832-1883 French) Newberry Library, Chicago

Christmas logs (mythological character relating to a Christmas tradition in Catalonia) for sale at fair. Fira de Santa Llúcia, Barcelona, Catalonia, Spain

Scene with inscription relating to Confucius's (519-471 BC) visit to court of Ch'u. Ox cart, which appears in a number of representations of Confucius, represents his mode of travels.

Arko Summerhouse, Arko, Sweden, Marge Arkitekter Ab, Arko summerhouse shot showing how house steps and roof relate to each other.

Brazil Photo relates to the work of APAEB Association of Small Farmers of the State of Bahia who help improve the local economy and culture of Valente, Bahia, in the dry Northeastern ´Sertao´ region of Brazil

Patient and relatives in hospitalization. Hospital Universitario Gran Canaria Doctor Negrin, Las Palmas de Gran Canaria. Canary Islands, Spain

A ROCK HYRAX or DASSIE (Procavia Capensis) is a small ungulate which is related to elephants - SERENGETI NATIONAL PARK, TANZANIA