Survey of Springfield Model 1877 "Trapdoor" Carbines
Serial Number: ________________
Cartouche: No _____ Yes _____ Date: _______
Front Sight Blade: Steel: _____ Brass _____
Rear Sight: Model 1873 with 1873 leaf & slide _____
Model 1873 base with 1877 leaf & slide ____
_
Model 1877 Type 1_____ 2_____ 3_____
Model 1879 Type 1_____ 2_____ 3_____ 4_____ 5_____6_____
Model 1884 _____
"P" Proof in Front of the Receiver: Small Letter _____
Large Letter _____
Letter, front of receiver, barrel center: No _____
Yes _____ Letter _____
Receiver: Narrow _____ Wide _____
Receiver Gas Ports: Shallow _____ Deep _____
Breechblock: High Arch _____ Low Arch _____
Breechblock Marking: With Eagle & Arrows _____
W/out Eagle & Arrows _____
Lock Plate: With 1873 Date _____ W/out 1873 Date _____
Butt Plate: Keyhole Cut _____ Oval Cut _____
Butt Plate Marking: Single U.S. _____
Double U.S., 2nd strike above screw hole ____
Center Cleaning Rod Hole: Shallow, 8 7/16 (8/4) inches _____
Deep, 10 7/16 (10.4) inches _____
Stock: Short Comb _____ Long Comb _____
Please send the completed survey to: Wm Chachula 2423 N Poplar St. Santa Ana, CA 92706 Email to: usmilcol@home.com
References: "The .45-70 Springfield", Frasca & Hill "TrapCollectors Only, The .45-70 Springfield", Poyer & Riesch door Springfield", H.D. Waite & B.D. Ernst "For