The mineral industry of the British Empire and foreign countries. Statistics, 1919-1921. Copper.

At head of title: Imperial Mineral Resources Bureau.

The Sheet metal worker's instructor : [for zinc, sheet iron, copper, and tin plate workers, and others; ] containing a selection of geometrical problems, also practical and simple rules for describing the various patterns required [in the different branches of the above trades] /

Mode of access: Internet.

Old pewter, brass, copper & Sheffield plate,

Mode of access: Internet.

Chats on old copper and brass,

Mode of access: Internet.