Resource Type

Aerodrome (open access)

Aerodrome

Patent for an aerodrome/helicopter with improved wing design.
Date: June 27, 1911
Creator: Snow, Guy
System: The Portal to Texas History
Projectile. (open access)

Projectile.

Patent for elongated, simple, and efficient projectile that enables it to remain on course including instructions and illustrations.
Date: August 27, 1918
Creator: Fender, Brown
System: The Portal to Texas History