Jules Verne,
Facing the Flag — Chapter XIII
“ If Ker Karraje ever gets hold of it, it will be all up with me.It will be readily conceived with what anxiety I have awaited the moment to make the attempt: I am in a perfect fever of excitement, for it is a matter of life or death to me. I calculate from previous observations that the tide will be very low at about a quarter to nine. The top of the tunnel ought then to be a foot and a half above water, which is more than enough to permit of the keg passing through it. ”
