This booklet, originally for those working in industry and education, details the conversion rates from imperial to metric in the 1960’s.
Paperback
Condition – Really well read; Otherwise OK
Changing to the Metric system
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£4.50
This booklet, originally for those working in industry and education, details the conversion rates from imperial to metric in the 1960’s.
Paperback
Condition – Really well read; Otherwise OK