Andrew Jno. Hy. & Co. Ltd. Toledo steel works, Sheffield England.

They are listed under hammers in an 1895 source as an importer of goods into western Australia.

Proofed 1930. 16ga, nitro proofed with 65mm chambers. Controller of Proof was Adolphe Delcommune. At time of proof the barrels weighed 2.49lbs.

Pete