Lawrencium

ChemGlobe: Lawrencium - Electronic and thermal data along with an isotope table.
partisans.spurious.biz/~pkremer/projects/chemglobe/ptoe/_/103.html

ChemicalElements.com: Lawrencium - Basic information, atomic structure, and isotopes.
www.chemicalelements.com/elements/lr.html

EnvironmentalChemistry.com: Lawrencium - Atomic structure, chemical and physical properties, and table of nuclides.
environmentalchemistry.com/yogi/periodic/Lr.html

It's Elemental: Lawrencium - Basic physical and historical information.
education.jlab.org/itselemental/ele103.html

LANL: Lawrencium - Basic information, history, and properties.
periodic.lanl.gov/elements/103.html

Lenntech: Lawrencium - Physical data and chemical properties.
www.lenntech.com/Periodic-chart-elements/Lr-en.htm

Visual Elements: Lawrencium - General and physical information, and key isotopes.
www.chemsoc.org/viselements/pages/lawrencium.html

Wikipedia: Lawrencium - Characteristics and history of the element.
en.wikipedia.org/wiki/Lawrencium