Action In Submarines
By Arthur Widder (1967)

The
Beginnings
1st VictoryThe 'Peral'Pigboats
World
War
1
Primary Weapon of War At Sea
GallipoliB, E & K boatsLusitania
Rules for U-boats — Anti-Submarine Tactics
Submarine Crews — Amazing Escape
American Waters In 1916 — U-Boat Atrocities
America Enters The War — American Efforts
U-Boats Attack The USA
Post-War Review —Following The War
World
War
2
The War Begins
USA Enters The War
U-Boat Paradise
Action in The Pacific
Irregular Submarines
U-Boats Surrender
Victory In The Pacific
Nuclear
Power
Under The Arctic Ice
Deeper Still