- The Ketch
- The Leviathan
- The Machine, 1640-1700
- The Majestic
- The Man-drawn sledge
- The Manhattan
- The Matheson
- The Mauretania
- The Maxim Machine
- The Merrimac
- The Michigan
- The Monitor
- The Mors Limousine
- The New Cadillac
- The Northern
- The Olympic
- The Paris
- The Peugeot
- The Pharos at Alexandria
- The Phelps
- The Pierce Transmission Gear
- The Pope-Hartford
- The Pope-Robinson
- The Press used in making Federal presses steel frame
- The Prison Ship 'Jersey'
- The Rambler Runabout
- The Red Jacket
- The Rigging of a Three-masted Ship
- The Rocket 1830
- The Roe Triplane
- The Sails of a Four-masted Ship
- The Santa Maria, the Niña and the Pinta
- The Savannah
- The seaplane shoots off the catapult
- The seven-cylinder 50-h.p. Gnome motor.
- The Shallop
- The single-seated 'air-car'—a suggested type
- The Snow. an obsolete type
- The Spray
- The Stage coach
- The Stage Coach - Old Times
- The Steamship Oceanic
- The Stearns
- The Tillamook Rock Light Station
- The Train Ferry
- The Treachourous Kayak
- The tunnels
- The Vickers
- The Voisin Biplane
- The Voisin Biplane - top view
- The Walter Car
- The water tank
- The Whaleback
- The Winton
- The Wolverine
- The Wright Biplane
- The Wright Brothers Aero Engine
- The Wright Brothers experimental glider
- The Wright Wing-warp
- They swoop down over the trenches