A large reserve should always be kept in hand.
Mark I. machines are not suitable for use on very wet or very heavily shelled ground.
Signal and supply Tanks are essential.
In fine, the chief obstacle to a still fuller measure of success had been that there were 60, and not 260, Tanks available.
CHAPTER VII
THE BATTLE OF MESSINES AND THE “HUSH” OPERATION
“And little would’st thou grudge them
Their greater depth of soul.
Thy partners in the torch race,