Our campaign around Gettysburg / Being a memorial of what was endured, suffered and accomplished by the Twenty-third regiment (N. Y. S. N. G.) and other regiments associated with them, in their Pennsylvania and Maryland campaign, during the second rebel invasion of the loyal states in June-July, 1863

Late Colonel Commanding 23rd Regiment (N.Y.S.N.G.)
IN TENDER REMEMBRANCE OF HIS HIGH SOLDIERLY BEARING AND NEVER-FAILING COURTESY TO THE LEAST OF HIS COMMAND; OF HIS WATCHFUL SOLICITUDE THAT NEVER SEEMED TO SLEEP; OF HIS EMINENT DEVOTION TO HIS MEN,—SEEKING OUT THE OVER-FATIGUED ON THE MARCH IN ORDER TO RELIEVE THEM OF THEIR BURDENS AND CHEER THEM WITH KIND WORDS, HELPING THE EXHAUSTED AND THE SICK TO PLACES OF REST, AND SHARING WITH THE REGIMENT THE EXPOSURE AND DISCOMFORT OF THE BIVOUAC HOWSOEVER MISERABLE; THE GALLANT COMMANDER AND THE SOLDIER'S FRIEND,
PREFACE.
If any one, taking up this book casually, should wonder why it was written, it may suffice to observe that Gettysburg is probably destined to mark an Epoch of the Republic;—as being one of the very few decisive battles of the Great Rebellion. Accordingly, whosoever took any part in it may hope to share its immortality of glory.
But, says one, the militia were not engaged in the battle. True; neither was the reserve of eleven thousand men, under General French, at Frederick and elsewhere. Yet who would withhold from these veterans the honor of having been participators in the great struggle? They had their part to play—not so direct, nor conspicuous, nor important a part as they played whose valor won the day, yet important withal. Enough for the militia, they offered their lives for the Fatherland, and stood instant, waiting only for orders to hurry into the front of battle.
To the militia force, mainly of the cities of New York and Brooklyn, was from the first entrusted the defence of the valley of the Susquehanna. The Army of the Potomac could afford no protection to Harrisburg and the rich agricultural regions lying around it. For General Hooker, notwithstanding his vigilance and activity, had not prevented the advance corps of the enemy, under General Ewell, from penetrating to the very banks of the Susquehanna. Whether or not he cared to prevent it, is not here considered. A little later, to be sure, Lee became evidently alarmed on account of his extended line and made haste to contract it. But during the few days of panic that intervened between the first appearance of the enemy along the Susquehanna and their hasty departure therefrom, nothing stood between them and Harrisburg save the militia, whom General Halleck in his Official Report reviewing the military operations of the year 1863, saw fit to allude to as follows:—