Full text of the monograph by Jacob Kleinberg (University of California, Los Alamos Scientific Laboratory, Los Alamos, New Mexico and University of Kansas, Lawrence, Kansas). [PDF]

Basic physical and historical information.

Basic information, atomic structure, and table of isotopes.

Statistics and information on the worldwide supply, demand, and flow of the element (PDF format).

Data tables and historic information.

General and physical information, source, uses, biological role, key isotopes, and ionisation energies.

Atomic structure, chemical and physical properties, and table of nuclides.

Extensive information on history, uses, occurrence, compounds, and properties.

Physical data, chemical properties, health and environmental effects.

Properties of the element, including its history, applications, and characteristics.