Offered is a Steyr Mannlicher style rifle (commonly referenced as Steyr M1898 / related Mannlicher military/sporting patterns) showing a crown over "W" stamp on the right side of the buttstock and a "1940 Hembrug" acceptance/arsenal marking. The Hembrug mark indicates Dutch arsenal/inspection involvement (Hembrug handled Dutch military rifles), and the crown/W stock stamp is an inspector/acceptance-style proof mark often found on European military/sporting rifles. Caliber: There is no caliber stamped on the barrel. Based on research and comparable rifles, likely possibilities include 6.5mm (various 6.5 Mannlicher types), 6.5x54R Mannlicher-style rounds, or a 7.62 (Steyr) chambering - however, we cannot confirm which one this rifle is without a chamber/barrel measurement or headstamp/chamber inspection. Do not assume ammunition compatibility from photographs alone. forum. Important condition & safety note (please read): The rifle is sold as-is for collector/inspection. Buyer must verify caliber and headspace prior to firing. We strongly recommend sending the rifle to a qualified gunsmith to: 1) identify chambering, 2) measure headspace, and 3) inspect the bore and action for safe use. We will provide close-up photos of the chamber, bolt face, and bore on request. Historical markings can sometimes be faked or altered; buyers seeking historical accuracy should inspect the rifle in person or request high-resolution photos of matching serials and proof stamps. Features / markings observed: Crown-over-W stamp on right buttstock "1940 Hembrug" stamp consistent with Dutch arsenal acceptance/inspection. No caliber or chamber marking visible on barrel