Lead

Lead Development Association International
Represents companies and associations which are concerned with the safe production, use and disposal of lead and lead products.
International Lead Zinc Research Organization Inc.
Non-profit research foundation for the purpose of conducting research on behalf of the international community of lead and zinc miners and smelters.
The International Lead and Zinc Study Group
International forum to exchange information on lead and zinc.
Wikipedia
Article on Lead from open source encyclopedia.
Webelements
Basic chemical information on Lead.
US Government geological survey
Lead Statistics and Information
Agency for Toxic Substances and Disease Registry
Information on Lead Toxicity
Lead in Paint, Dust, and Soil
Information about lead, lead hazards, and some simple steps to protect yourself.
U.S. Department of Labor
Lead hazards in the workplace.
Museum of Lead Mining
Situated in South West Scotland in Dumfries and Galloway you can visit a lead mine, the museum has a visitors centre and the site has information for teachers on aspects of lead mining.
Killhope
The North of England Lead Mining Museum tells the story of lead mining in the Pennines and has regular exhibitions of subjects relating to the local area or mineral topics.
Peakscan
The effect of leadmining on the Peak District.
The Lead Education and Abatement Design Group
Aims were to eliminate childhood lead poisoning in Australia by the year 2012