10
A.M.
The mulatto , however , seemed to have disappeared from that part of the country . There came a Friday afternoon when , as the last detachment of middies filed over the side into the waiting cutter , Lieutenant Commander Mayhew announced : `` This , Mr. Benson , completes the instruction desired in the Basin and in the river . To-morrow and Sunday you will have for rest . On Monday , at 10 A.M. , a section will report aboard for the first trip out to sea . Then you will show our young men how the boat dives , and how she is run under water . As none of our cadet midshipmen have ever been below in a submarine before , you will be sure of having eager students . '' `` And perhaps some nervous ones , '' smiled Skipper Jack .