ten o'clock
`` Then there is nothing more to be said , '' cried Irene , yielding somewhat to his buoyancy . `` Shall we go on , or wait here for the _ kafila _ to overtake us . '' `` Unless I am greatly mistaken , '' said Dick , looking at his watch , `` we shall find the usual oasis hidden in a depression about two miles ahead . Our excellent sheikh , Abdur Kad ` r , times the morning march to end precisely at ten o'clock . It is now a quarter to nine . Our camels march two and a half miles per hour , and we are three quarters of a mile ahead . Therein , Miss Fenshawe , yea have a first-rate example of deductive reasoning , so I propose that we advance steadily , and look for a cluster of palms .