| Description | Contains typed summaries of production costs for brass and copper strip, sheet and tubes produced by the Mint, Birmingham, Limited for the quarter years ending December 1957, December 1961, December 1963 and December 1965; cost tables for brass strip casting produced in relation to the Rolled Metal Group Cost Committee of the British Non-Ferrous Metals Federation, 1959; correspondence between the Mint, Birmingham, Limited and the British Royal Mint regarding comparison of costs between the two organisations, 1959. The label of this file indicates that it contains papers from 1952 onwards, but on examination during cataloguing no papers earlier than 1957 were found in the file. |