(Civil War) 20-inch Rodman Gun.- Model 1861 #Tibet and is a faithful reprinting

and is a faithful reprinting of its predecessor

This map for the city of Detroit is a good example

On the left it shows the longest lengths of days that can be expected during the year ("16 h

25 x 36 (inches)

and the attention to detail is astounding

(Civil War) 20-inch Rodman Gun.- Model 1861 #Tibet and is a faithful reprinting(Civil War) 20 inch Rodman Gun. Model 1861, McClelland U. S. Govt., c. 1861 Only 2 were ever made, in 1864, and both survive to today. It is the largest muzzle loading smooth bore cannon ever made and could shoot over 8,000 yards. On its first tests the twenty foot long cannon took a one hundred pound powder charge and sent a cannon ball over three miles away, landing in the sea after several bounces to make a splash taller than the ships of the time.