(Civil War) Barbette Carriage for 10-Inch Rodman Gun #world #anewworldofunderstanging the condition is good though

the condition is good though the paper covers are weak

with the "Unisphere" globe right at the center

west to the continental divide

A fine folding map for the heart of the metropolis

Condition is good with some wear and soiling to the edges

(Civil War) Barbette Carriage for 10-Inch Rodman Gun #world #anewworldofunderstanging the condition is good though(Civil War) Barbette Carriage for 10 Inch Rodman Gun., McClelland U. S. Govt., c. 1861 Detailed engineering engraving for wrought iron carriage that held the 10 inch gun. Thomas Jackson Rodman, a graduate of the military academy, developed a revolutionary method for manufacturing cannons. He theorized that cooling the interior of a cannon while keeping the outer surface hot would create a stronger and more durable weapon. This process, known as the