Free Preview of Moncrieff's Method Of Mounting Guns With Counterweights, Of Using Them In Gun-pits, And Of Laying Them With Reflecting Sights: A Paper Read At The Royal United Service Institution
Moncrieff's Method Of Mounting Guns With Counterweights, Of Using Them In Gun-pits, And Of Laying Them With Reflecting Sights: A Paper Read At The Royal United Service Institution