(INFANTRY.) ADDRESS BY Captain Thomas E. Merchant , AT THE Dedication of Monument , ON Battlefield of Gettysburg, 1889. PRESS OF Sherman & Co., Philadelphia. On the 15th June, 1887, the State of Pennsylvania provided for the erection of a Memorial Tablet, or Monument, for each of the Pennsylvania Commands that participated in the Battle of Gettysburg, July 1st, 2d and 3d, 1863. At a Re-Union of the 84th Regiment held at Huntingdon, Pa., 21st September, 1887, Captain Thos. E. Merchant, Ge