Marlin Model 336 Collector’s Guide: JM vs REP, Rifling, and Real-World Checks

A practical, story-driven guide to reading JM vs REP barrel marks, understanding pre-safety 336s, Micro-Groove and Ballard-style rifling, and the smart checks to make before you buy.
M1911 and M1911A1 U.S. Service Pistols: Maker Variations, Small-Parts ID, Arsenal Rebuild Marks, and What Collectors Look For

Sorting original U.S. M1911 and M1911A1 pistols from arsenal rebuilds starts with makers, small parts, and telltale marks. Here’s how collectors read the details.
Heckler & Koch P7 M13 Collector Profile

A focused, collector-grade look at the HK P7 M13: what sets it apart, the P7-specific inspection checklist, originality markers to verify, and the accessories that move value.