Rare Inert Kynoch .276 Pedersen Experimental Cartridge K 30 – 1930 Production post 1944 The “RL” factory code denotes

The “RL” factory code denotes Royal Laboratory Woolwich

The MCI serves as a testament to the ingenuity and resourcefulness of military supply efforts during a pivotal period in American history

These brass shell cases would have originally been used with the 20mm Hispano or Oerlikon cannon—both widely employed across British fighter aircraft and naval mounts during the war

the first full year in which the German three-letter manufacturer code system came into widespread use

Rare Inert Kynoch .276 Pedersen Experimental Cartridge K 30 – 1930 Production post 1944 The “RL” factory code denotesOriginal inert . 276 Pedersen experimental rifle cartridge manufactured by Kynoch, Birmingham, England, in 1930. Headstamped "K 30 . 276", this scarce cartridge was produced during the trials and development period of the famous . 276 Pedersen cartridge. Developed for U. S. military rifle trials and early Garand rifle testing, the . 276 Pedersen was considered a potential replacement for the . 30 06 Springfield before the project was ultimately