SVA833894: Dog on a leash, detail of a scene from the mastaba of judge Inty (wall painting), Egyptian 6th Dynasty (c.2350-2200 BC) / Bridgeman Images

SIC829878: Front wheel assembly of a Velocipede early bicycle, c.1875 (photo), American School, (19th century) / Bridgeman Images

SIC829887: A High Wheel Bicycle / Bridgeman Images

SIC829885: A Late 1800s High Wheel Bicycle / Bridgeman Images

SIC829897: A Bronze Plaque For Architecture / Bridgeman Images

SIC829933: A Museum Employee Cleaning One Of The Caryatid On The Façade Of The Museum Of Science And Industry / Bridgeman Images

SIC829957: The Great Train Story Exhibit At The Museum Of Science And Industry / Bridgeman Images

SIC829960: The Great Train Story Exhibit At The Museum Of Science And Industry / Bridgeman Images

SIC829975: The Great Train Story Exhibit At The Museum Of Science And Industry / Bridgeman Images

SIC830023: Two Young Women Display An Example Of Persian Embroidery / Bridgeman Images

SIC830065: A Group Of People Looking At A Festive Jewish Display / Bridgeman Images

SIC830068: A Group Of People Viewing A Large Macramé Object On Display / Bridgeman Images

SIC830071: The Nickelodeon Theater Exhibit / Bridgeman Images

SIC830077: Two Young Children Touring The Mobile Police Unit With Officers Of The Chicago Police Force / Bridgeman Images

SIC830104: Artist Joseph A Burlini (Left) Shows One Of His Sculptures To A Group Of Children / Bridgeman Images

SIC830128: Joshua Shaw's 'Backwoodsman Without Dog' / Bridgeman Images

SIC830131: A Fragment From The US Space Station 'Skylab,' On Display / Bridgeman Images

SIC830134: A Group Of People Looking At One Of The Oxygen Tanks From Skylab On Display / Bridgeman Images

SIC830158: An Astronomical Transit Instrument / Bridgeman Images

SIC830176: U505, Empire Express, And Pioneer Zephyr On Display Outside Museum / Bridgeman Images

SIC830182: An Image Of Two Boys Listening To The Heart Beat Of A Large Dog / Bridgeman Images

SIC830191: A Group Of People Looking At A United States Air Force Jet Hanging Inside The Museum Of Science And Industry / Bridgeman Images

SIC830212: Two Korean Women With Fans Pose In Front Of The Korean Tree During The Annual Christmas Around The World Festival / Bridgeman Images

SIC830233: An Allis Chalmers Model M Tractor / Bridgeman Images

JSA808727: W.H. Auden and Tania Stern, 1940s (b/w photo), Stern, James (1904-93) / Bridgeman Images

JSA808736: W. H. Auden with a young boy smoking, 1940s (b/w photo), Stern, James (1904-93) / Bridgeman Images

REV808748: Map of Africa, in the Sala del Mappamondo (fresco), Varese, Antonio Giovanni de (16th century) / Bridgeman Images

PJC808766: THE ANGEL LEADING THE ANIMALS, 2013 (tinted gesso on wood), Crook, PJ / Bridgeman Images

SIC830278: The Motor Driven Setworks Inside Finkbine Lumber Company / Bridgeman Images

SIC830329: Horses Pulling A Harvester In A Field With Mountains In The Background / Bridgeman Images

SIC830359: Advance-Rumely Oil Pull Winch Tractor / Bridgeman Images

SIC830389: An Advance Machine Company Coin Skill Machine / Bridgeman Images

SIC830407: An Advance Machine Company Cabinet Postcard Machine / Bridgeman Images

SIC830419: An Advance Machine Company Push Bar Mechanism / Bridgeman Images

SIC830422: An Advance Machine Company Ball Delivery Mechanism / Bridgeman Images

SIC830425: Suspended Monorail System Of Railways - City Line / Bridgeman Images