- Visual Elements: Lead - http://www.chemsoc.org/viselements/pages/lead.html
- Image, uses, physical information, and key isotopes.
- It's Elemental: Lead - http://education.jlab.org/itselemental/ele082.html
- Basic physical and historical information.
- ChemicalElements.com: Lead - http://www.chemicalelements.com/elements/pb.html
- Basic information, atomic structure, and isotopes table.
- USGS Minerals Information: Lead - http://minerals.usgs.gov/minerals/pubs/commodity/lead/
- Statistics and information on the worldwide supply, demand, and flow of the element (PDF format).
- EnvironmentalChemistry.com: Lead - http://environmentalchemistry.com/yogi/periodic/pb.html
- Atomic structure, chemical and physical properties, and table of nuclides.
- Lenntech: Lead - http://www.lenntech.com/periodic-chart-elements/pb-en.htm
- Physical data, chemical properties, health and environmental effects.
- Wikipedia: Lead - http://en.wikipedia.org/wiki/lead
- Properties of the element, including its history, applications, and characteristics.
- LANL: Lead - http://periodic.lanl.gov/elements/82.html
- Properties, forms, uses, and handling.
- ChemGlobe: Lead - http://partisans.spurious.biz/~pkremer/projects/chemglobe/ptoe/_/82.html
- Electronic, thermal, and steric data along with an isotope table.
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