Americium
Links
EnvironmentalChemistry.com: Americium
http://environmentalchemistry.com/yogi/periodic/Am.html
Atomic structure, properties, and table of nuclides.
It's Elemental: Americium
http://education.jlab.org/itselemental/ele095.html
Basic physical and historical information.
ChemicalElements.com: Americium
http://www.chemicalelements.com/elements/am.html
Basic information, atomic structure, and isotopes.
Americium
http://www.scescape.net/~woods/elements/americium.html
Data tables and historic information.
Visual Elements: Americium
http://www.chemsoc.org/viselements/pages/americium.html
Image, general and physical information, and key isotopes.
WebElements: Americium
http://www.webelements.com/webelements/elements/text/Am/key.html
Extensive information on history, uses, compounds, and properties.
Lenntech: Americium
http://www.lenntech.com/Periodic-chart-elements/Am-en.htm
Physical data, chemical properties, health and environmental effects.