IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Two cones of ramie knitting yarns, ...

The modern handgun caliber argument was not settled by louder opinions, but by controlled failure analysis. For years, “stopping power” worked as a convenient shorthand for a messy problem. It implied ...

Extractor systems built for repeated stress In rough conditions, extraction is where a marginal carbine often starts to unravel. The extractor has to hold the case through heat, fouling, and rapidly ...