I'm taking the barrel segments by METL on Weds.

Pattern Welded
2 Syracuse Forging & Gun Co., Batavia New Baker, Damascus Twist, 1888
2 Ithaca Crass, Damascus Twist, c. 1891
2 Parker Grade 0, Stub Twist, 1891
L.C. Smith, Twist, 1902
2 Crescent No. 8 Knickerbocker, 3 Rod Oxford, c. 1905
Wm. Powell Birmingham, 3 Rod Oxford
Unknown English maker 3 Rod Oxford
Unknown source 4 Rod Oxford
Parker D4 4 Rod Turkish

Fluid Steel
Smith No. 00 Armor Steel, 1898
Krupp Essen unknown maker
Remington 3200 c. 80s before barrel steel change from 1140 carbon steel to 4140 (Settlement participation eligibility ended 12-1-1996)