Featured in this lot is this collection of excavated Spencer repeating rifle .56 cal and Navy Colt .36 cal Model 1861 bullets circa 1860's and were displayed in the Tombstone Western Heritage Museum; Provenance: From the Tombstone Western Heritage Museum in Tombstone, Arizona. There are four rounds in this collection. The first two are standard Civil War Battlefield excavated Spencer .56 cal rounds with grooves for rifling and shows heavy patina. The next is a .56 cal Spencer repeating round that shows some provenance and an original museum tag that reads as follows: Spencer Round found at Culp's Hill - behind the town of Gettysburg. Culp's Hill, located just southeast of Gettysburg, played a crucial defensive role during the Battle of Gettysburg in July 1863. Rising above the town, it formed the right flank of the Union Army’s fishhook-shaped defensive line. Union forces, primarily from the XII Corps, fortified the wooded hill and successfully repelled repeated Confederate assaults on July 2 and 3. Its defense helped secure the Union position and was instrumental in the overall victory at Gettysburg. The last is an excavated .36 cal Navy Colt Model 1861 and shows a smaller stature with some grooves for rifling and a patina adorning the round. The condition of this collection of excavated bullets is well preserved for their age but otherwise shows a well preserved condition. The measurements of this collection of bullets is include .36 cal, and three .56 cal rounds. The collective weight of these rounds is 101.9g. G-126, G-125, G-135