Background
GRAYDON, James Weir was born on January 18, 1848. Of American parents.
GRAYDON, James Weir was born on January 18, 1848. Of American parents.
United States Naval Academy, Annapolis, Maryland.
Instructor United States Naval Observatory. Served through the War of Rebellion directly under Generals Grant and Sherman. Appointed Midshipman on the field of battle, 1865.
Inventor of the Graydon Dynamite Gun. Graydon Gigantic Wheels, at Earl’s Court, Blackpool, Paris, Vienna, Madrid, Rome, etc. The Graydon Aerial Torpedo.
The Graydon Cable System of Torpedoes. The Graydon R.R. Carriage Heater. The Graydon High Velocity Projectiles.
The Graydon Compound Rotary Turbine Engines, the Graydon P-P-P Engines, Rotary and Reciprocating (for Steam, Gas, and Oil), etc. Late Lieutenant United States Navy; engineer.