This original INERT 7×57mm Mauser round
clearly printed with maker’s details
Indian military history
With its clear wartime headstamp and preserved brass case
before later adopting the better-known P25 factory code
Inert .303 British Round – RL 40 Headstamp (Royal Laboratory, Woolwich, UK WW2 This original INERT 7×57mm MauserThis is an inert . 303 British cartridge, manufactured by RL40 Royal Laboratory, Woolwich Arsenal, UK, identified by the distinctive RL 40 headstamp. Fully deactivated and UKlegal, it is completely safe for handling, display, or educational use. Royal Laboratory rounds, including those with the RL mark, were produced to British military specifications, making this cartridge an authentic example of mid 20th century service ammunition. Ideal for