Semi auto Lee-Enfield? They made two, the British
Howell and the South African
Rieder. There was also the New Zealand-made
Charlton, which was actually full auto.
There were also cartridge firing LeMats, a
centerfire model in 11mm French Army or 12mm French Navy and 20 gauge. The earlier
pinfire model was in 12mm and 14mm muzzle-loading shotgun.