GCL3372664: CHILD'S PRAYER AND POEM A religious card from an American school, late 19th century. / Bridgeman Images

GCL3372673: ATOMIC CANNON, 1952. The US Army's 280mm, 20-mile range cannon, capable of firing conventional ammunition and atomic shells. 3) A mechanical ram moves a shell into the breech. 4) Firing a conventional shell. Photographs, 30 September 1952. / Bridgeman Images

GCL3372679: ALPS: AVALANCHE, 1855 A mother and her children fleeing an avalanche in the Swiss Alps. Wood engraving, 1855. / Bridgeman Images

GCL3372700: PANAMA CANAL, c.1910 View of Culebra Cut, looking south, during construction of the Panama Canal. Photopostcard, c.1910. / Bridgeman Images

GCL3372708: PANAMA CANAL, c.1910 View of Gatun Locks, Panama Canal. Photopostcard, c.1910. / Bridgeman Images

GCL3372719: SUEZ CANAL, 1869 The Isthmus of Suez. Wood engraving, French, 1869. / Bridgeman Images

GCL3372732: CANALS: IOWA, 1889 Lock and canal at Keokuk, Iowa. Line engraving, 1889. / Bridgeman Images

GCL3372733: PINE TREE SHILLING 'A young lady's dower her weight in pine tree shillings.' Wood engraving, American, late 19th century. / Bridgeman Images

GCL3372738: GREAT DEPRESSION CARTOON 'My husband isn't interested in any reading matter just now.' American cartoon on the Great Depression by Otto Soglow, early 1930s., Soglow, Otto (1900-75) / Bridgeman Images

GCL3372739: Chocolate grinding in the 17th century, illustration late 18th (engraving) / Bridgeman Images

GCL3372744: GREAT DEPRESSION CARTOON 'This mansion is haunted by non-union ghosts. Keep away.' Cartoon on the Great Depression by Otto Soglow, early 1930s., Soglow, Otto (1900-75) / Bridgeman Images

GCL3372746: AUSTEN: EMMA, 1896 'Emma was not sorry to have such an opportunity of survey.' Illustration by Hugh Thomson for an 1896 edition of Jane Austen's 'Emma,' first published in 1815. / Bridgeman Images

GCL3372751: AUSTEN: EMMA, 1896 'He stopped to look the question.' Illustration by Hugh Thomson for an 1896 edition of Jane Austen's 'Emma,' first published in 1815. / Bridgeman Images

GCL3372760: GREAT DEPRESSION CARTOON 'First in war, first in peace, first in the hearts of his countrymen. American cartoon on the Great Depression, by Otto Soglow, early 1930s., Soglow, Otto (1900-75) / Bridgeman Images

GCL3372765: NEW YORK: TRINITY CHURCH Trinity Church, located at Broadway and Wall Street, New York. Lithograph, 1859. / Bridgeman Images

GCL3372770: B-52 STRATOFORTRESS, 1952 Boeing B-52 Stratofortress, a long-range strategic bomber developed for the United States Air Force. Photographed during a test flight at Boeing Field in Seattle, Washington, 1952. / Bridgeman Images

GCL3372771: GEOMETRIC LATHE, 1890 Lathe used for etching patterns on the plates used in printing bank notes at the Bureau of Engraving and Printing in Washington D.C Wood engraving, American, 1890. / Bridgeman Images

GCL3372772: CONVAIR YB-60, 1952 The Convair YB-60, an American bomber aircraft prototype, during a test flight at Carswell Air Force Base in Fort Worth, Texas, 1952. / Bridgeman Images

GCL3372774: LOCKHEED F-94 STARFIRE U.S. Air Force Lockheed F-94 Starfire interceptor aircrafts in flight, c.1952. / Bridgeman Images

GCL3372777: CONFEDERATE BANKNOTE One hundred dollar banknote issued by the State of Louisiana at Shreveport, 10 March 1863. / Bridgeman Images

GCL3372778: CONFEDERATE BANKNOTE Five hundred dollar banknote issued by the Confederate States of America at Richmond, Virginia, 17 February 1864. A portrait of General Thomas Jonathan 'Stonewall' Jackson is in the lower right corner. / Bridgeman Images

GCL3372782: FIGHTER PLANE CRASH, 1953 Collision of two U.S Air Force P-51 Mustang fighter planes which collided at Itazuke airbase in Japan. Lieutenant Dick Kempthorn rescued Lieutenant Henry Rock, the pilot of the bottom plane, from the wreckage, 1953. / Bridgeman Images

GCL3372787: CONFEDERATE CURRENCY Banknote for fifteen cents issued by the State of South Carolina, 1 February 1863. / Bridgeman Images

GCL3372801: F-4 PHANTOM FIGHTER JET F-4 Phantom II fighter aircraft firing a missile, 1966. / Bridgeman Images

GCL3372805: MONROE DOCTRINE CARTOON 'A Simple Definition.' To John Bull's question, 'What is the Monroe Doctrine?' Brother Jonathan replies, '...that everything everywhere belongs to US!' English cartoon from 'Punch' by Sir John Tenniel, 1895, at the time of the Venezuelan Boundary Dispute., Tenniel, John (1820-1914) / Bridgeman Images

GCL3372825: F-14 TOMCAT FIGHTER PLANE The Grumman F-14 Tomcat fighter plane of the U.S. Navy, fitted with Phoenix, Sidewinder and Sparrow missiles. Late-20th century photograph. / Bridgeman Images

GCL3372833: JET FIGHTER AIRCRAFT A Boeing B-47 Stratojet fighter aircraft in flight. Film still from 'Strategic Air Command,' 1955. / Bridgeman Images

GCL3372840: ANTI-TRUST CARTOON, 1902 The fruit trust satirized in a cartoon from 'An Alphabet of Joyous Trusts,' 1902, by Frederick Burr Opper., Opper, Frederick Burr (1857-1937) / Bridgeman Images

GCL3372842: ANTI-TRUST CARTOON, 1902 The ice trust satirized in a cartoon from 'An Alphabet of Joyous Trusts,' 1902, by Frederick Burr Opper., Opper, Frederick Burr (1857-1937) / Bridgeman Images

GCL3373647: COOKING 1568 The Cook. Line engraving after a woodcut, 1568, by Jost Amman. / Bridgeman Images

GCL3373648: SAN FRANCISCO EARTHQUAKE Fire engulfs the City Hall following the earthquake of 18 April 1906. / Bridgeman Images

GCL3373649: SAN FRANCISCO EARTHQUAKE Refugees in Jefferson Square following the earthquake of 18 April 1906. / Bridgeman Images

GCL3373653: SAN FRANCISCO EARTHQUAKE A panorama of destruction following the earthquake of 18 April 1906, with Powell Street on the left, and Leavenworth Street on the right. / Bridgeman Images

GCL3373658: SAN FRANCISCO EARTHQUAKE The fire as it appeared from Telegraph Hill on the evening of the earthquake, 18 April 1906. / Bridgeman Images

GCL3373664: COOKING: CANDY MAKING Actress Raquel Torres (1908-1987), making fudge during a visit to a candy factory, early 20th century. / Bridgeman Images

GCL3373666: SAN FRANCISCO EARTHQUAKE Burned district of San Francisco in the background, photographed from Twin Peaks, following the earthquake and fire of 18 April 1906. / Bridgeman Images