SIC830163: A Man Interacting With A Milling Machine On Display While A Toddler Watches From A Stroller / Bridgeman Images

SIC830167: A Display Featuring Machine Tools And Formula For Economic Growth / Bridgeman Images

SIC830174: The 1825 'John Stevens' Locomotive Replica / Bridgeman Images

SIC830184: Two Boys Looking At A Barn Owl Being Held By Doctor Kramer / Bridgeman Images

SIC830185: A Young Boy Pets A Barn Owl / Bridgeman Images

SIC830192: Various Planes And A Steam Locomotive On Display Near The Information Desk At The Museum Of Science And Industry / Bridgeman Images

SIC830197: Looking Down From The Balcony Onto The Santa Fe Railroad Model Inside The Museum Of Science And Industry / Bridgeman Images

SIC830203: Two People Decorating The Puerto Rico Tree During The Annual Christmas Around The World Festival / Bridgeman Images

SIC830208: A Group Of People Decorating One Of The Many Ethnic Themed Trees During The Annual Christmas Around The World Festival / Bridgeman Images

SIC830223: Farmer On An Allis Chalmers Tractor Plowing A Field / Bridgeman Images

SIC830244: Various Allis Chalmers Tractor Equipment For Farming / Bridgeman Images

SIC830250: Allis Chalmers Rumely Number 3 Hillside-Type Combine Harvester / Bridgeman Images

SIC830268: Allis Chalmers Type "B" Barometric Condenser At A Mississippi Saw Mill / Bridgeman Images

SIC830270: Allis Chalmers Heavy Shafting Department For Transmission Machinery / Bridgeman Images

SIC830272: Allis-Chalmers 3 Phase Transformer, 1922 (litho), American School, (20th century) / Bridgeman Images

SIC830273: Finkbine Lumber Company's Power House And Log Pond / Bridgeman Images

SIC830274: Finkbine Lumber Company's Power House And Sawmill / Bridgeman Images

SIC830284: Ten Saw Slahsers Manufactured By Allis Chalmers At Union Lumber Company / Bridgeman Images

SIC830310: A WACO-Ten Aircraft Equipped With A Caminez Motor / Bridgeman Images

SIC830311: A WACO- Ten Aircraft Equipped With Edo And Hamilton Pontoons / Bridgeman Images

SIC830312: A Farmer Driving An Oil Pull Tractor / Bridgeman Images

SIC830316: A Super Powered Oil Pull Tractor Plowing Farmland / Bridgeman Images

SIC830318: No Other Tractor Ever Equaled Oil Pull Fuel Economy Records / Bridgeman Images

SIC830323: The Model 'W' Oil Pull Tractor / Bridgeman Images

SIC830324: The Model 'X' Oil Pull Tractor / Bridgeman Images

SIC830332: Advance Rumely Number 1 Hillside Combine / Bridgeman Images

SIC830337: Advance-Rumely Number 2 Prairie Combine / Bridgeman Images

SIC830340: Advance Rumely Windrow Pick-Up Feeder / Bridgeman Images

SIC830341: Advance Rumely Windrow Pick-Up Attachment / Bridgeman Images

SIC830350: Weighers And Loaders For Advance-Rumely 22X36 And 28X46 Steel Threshers / Bridgeman Images

SIC830354: The Advance-Rumely 32X52 Steel Thresher / Bridgeman Images

SIC830358: Advance-Rumely Oil Pull Winch Tractor / Bridgeman Images

SIC830366: Advance Rumely Ball Bearing Silo Fillers / Bridgeman Images

SIC830367: Advance Rumely Ball Bearing Silo Fillers / Bridgeman Images

SIC830368: Advance-Rumely Bean And Pea Huller / Bridgeman Images

SIC830373: An Advance Number 11 Peanut Vendor / Bridgeman Images