Edison Marshall,
The Isle of Retribution — Chapter 24
(1923)
“ He must not let fatigue dull him and take the cunning from his hand. But the first stage of the work was done;—deliverance looked already immeasurably nearer. If he could climb up, then cling on and cut a new hold! Placing the knife between his teeth, he put his moccasin into the first foothold and pulled himself up. It did not take long, however, to convince him that the remaining work bordered practically on the impossible. These holes in the ice were not like irregularities in stone. ”
