Lead and Zinc into the 80's an international conference : report on proceedings 14 to 16 June 1977 : organised by Zinc Development Association, Lead Development Association
Lead and Zinc into the 80'sConference1977London.
Zinc Development Association.
Lead Development Association.
International Lead Conference6th1977London.
[London] [Zinc Development Association] [Lead Development Association]
[1977]
'The International Conference, Lead and Zinc into the 80's held in London ...' - p.2
'Incorporating the Sixth international lead conference' - p.1
Lead
Zinc