1916
The Skyrocket Camera
       (Bray Studios - Educational (Bray))
An Engineering Problem
       (Bray Studios - Educational (Bray))
1917
Salvaging the Submarine's Prey
       (Bray Studios - Educational (Bray))
The Submarine Mine-Layer
       (Bray Studios - Educational (Bray))
Traveling Forts
       (Bray Studios - Educational (Bray))
Mechanical Operation of British Tanks
       (Bray Studios - Educational (Bray))
Fiske Torpedo Plane
       (Bray Studios - Educational (Bray))
A Submarine Mine Destroyer
       (Bray Studios - Educational (Bray))
The Aeroplane Machine Gun
       (Bray Studios - Educational (Bray))
Putting Volcanoes to Work
       (Bray Studios - Educational (Bray))
The Gasoline Engine
       (Bray Studios - Educational (Bray))
Freak Patents: The Balloon R.R.
       (Bray Studios - Educational (Bray))
1918
How Movies Move
       (Bray Studios - Educational (Bray))
The Panama Canal
       (Bray Studios - Educational (Bray))
Rudiments of Flying, The
       (Bray Studios - Educational (Bray))
The Torpedo: Hornet of the Sea
       (Bray Studios - Educational (Bray))
The Depth Bomb
       (Bray Studios - Educational (Bray))
The Electric Gun
       (Bray Studios - Educational (Bray))
Aerial Warfare
       (Bray Studios - Educational (Bray))
1919
Theory of the Long Range Shell
       (Bray Studios - Educational (Bray))
Hand Grenades
       (Bray Studios - Educational (Bray))
Birth of a Tornado
       (Bray Studios - Educational (Bray))
Origin of Coal
       (Bray Studios - Educational (Bray))
Comets
       (Bray Studios - Educational (Bray))
Coal Mining
       (Bray Studios - Educational (Bray))
How the Telephone Talks
       (Bray Studios - Educational (Bray))
How Time Flies, Now and Then
       (Bray Studios - Educational (Bray))
1920
Action of the Human Heart
       (Bray Studios - Educational (Bray))
Mouthful of Wisdom
       (Bray Studios - Educational (Bray))
Treat 'Em Right
       (Bray Studios - Educational (Bray))
Tides and the Moon
       (Bray Studios - Educational (Bray))
Behind the Signs on Broadway
       (Bray Studios - Educational (Bray))
How You See
       (Bray Studios - Educational (Bray))
Wireless Telephony
       (Bray Studios - Educational (Bray))
Professor B. Flat
       (Bray Studios - Educational (Bray))
How We Hear
       (Bray Studios - Educational (Bray))
How's Your Eyesight
       (Bray Studios - Educational (Bray))
How We Breathe
       (Bray Studios - Educational (Bray))
Snap Judgement
       (Bray Studios - Educational (Bray))
The Riveter
       (Bray Studios - Educational (Bray))
1921
The Human Voice
       (Bray Studios - Educational (Bray))