"Probably because we were too busy doing it to be talking about it. If you had known of it you would probably have tried to apply the 47th problem of Euclid to the case, and we wouldn't 've got ten over for a week. Eventually, sir, I expect you will find out that there are several things in the world that are not learned at West Point. Having accomplished all that we want with the bridge, I now have the pleasure of turning it over to the Engineer Department, and I wish that you may find it very useful," continued the Captain, as with a mocking smile and salute he followed the last of the regiment across the creek. "Adjutant," said Si, saluting that official with great respect, "we've now got the advance agin, hain't we?" "You're right we have, you bully boy with a glass eye," said the Adjutant, slapping him on the shoulder with a familiarity that would have given the young Engineer Lieutenant a spasm and caused a strong report on the discipline of the 200th Ind. "And you can just bet we'll keep it, too. You ought to see the Colonel's eye. We'll lead the procession into Shelbyville, which is only 15 miles away." CHAPTER IV. THE FOURTH DAY OF THE TULLAHOMA CAMPAIGN "SHELBYVILLE ONLY 10 MILES AWAY." AND it rained the fourth day rained as if there had been months of drouth, during which it had been saving up water and gathering its energies for an astonishing, overwhelming, make-up-for-lost-time effort. "Great goodness," said Si, as he and Shorty were again wringing their blankets out to lighten the load they would start with; "seems to me they're tryin' to move Lake Superior down here, and dumping the water by train-loads." "Old Rosey ought to set us to buildin' arks," grumbled Shorty. "We'll need 'em as bad as Noah did."