. The photographic history of the Civil War : in ten volumes . trench on lines to be selected by the engineerofficers, and until the 9th of June it lay confronting the Con-federates. On that date, JNIichler and Duane were ordered to selecta line in rear of that occupied by the army, to be held tempo-rarilj^ by two divisions, which would enable the army to retireand move again by the flank, under cover. The lines werechosen by the engineers. Entrenchments were planned, andthe troops began foitifying. At the same time, several of theengineer officers continued the reconnaissance to determinethe
. The photographic history of the Civil War : in ten volumes . trench on lines to be selected by the engineerofficers, and until the 9th of June it lay confronting the Con-federates. On that date, JNIichler and Duane were ordered to selecta line in rear of that occupied by the army, to be held tempo-rarilj^ by two divisions, which would enable the army to retireand move again by the flank, under cover. The lines werechosen by the engineers. Entrenchments were planned, andthe troops began foitifying. At the same time, several of theengineer officers continued the reconnaissance to determinethe best route for the contemplated movement. On the 13th of June, by direction of the commandinggeneral, engineer detachments proceeded in advance of thearmy to the James River, to reconnoiter the ground along itsbanks for two purposes—first, to enable the armj^ to cross tothe south side, and second, to fight a battle, if necessary, toprotect the crossing. Lines covering the point of crossingwere selected, entrenched, and held. Colonel JNIichler was [240] ■. SOLDIERS BY THE UPPER PONTOON BRIDGE AT DEEP BOTTOM—JAMES RIVER, 1804 To construct a pontoon bridge the first boat launched was rowedup-stream a short distance. The anchor was let go. Its rope wasthen paid out suflBciently to drop the boat down into second anchor was dropped a short distance down-stream, if thecmrent proved second boat was placedin position by the same proc-ess. Then the sills of thebridge, called balk, couldbe placed across by floatingthe second boat alongsidethe first, placing the endsof the balk, usually five innumber, across the gunwale,and then shoving the boatinto position by pushing onthe inner ends of the ends had heavy cleatsso that they could be en-gaged over the further gun-wale of each boat. The
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Keywords: ., bookcentury1900, bookdecade1910, bookidphotographichist05inmill
