The First U-Boat, U 1 commissioned in 1906,Believe it or not it was designed by a Spanish engineer n
The First U-Boat, U 1 commissioned in 1906,Believe it or not it was designed by a Spanish engineer named Raymondo Lorenzo d'Equevilley Montjustin. -- source link
Tumblr Blog : peashooter85.tumblr.com
#history#u-boat#submarines