White and Negro spirituals, their life span and kinship, tracing 200 years of untrammeled song making and singing among our country folk, with 116 songs as sung by both races.

"The tune comparative list. One hundred and sixteen melodies of white people paired with same number of Negro-sung variants": p. [145]-227.

The span of life, as influenced by the heart, the kidneys and the blood vessels,

A summary of lectures given at the Santa Barbara cottage hospital. cf. Introd

Life-span services : a handbook of Illinois state government agencies serving persons with developmental disabilities.

"Life span brochure."--Introd.

Operator's, organizational, direct support, and general support maintenance manual : bridge, armored-vehicle-launched, scissoring type, aluminum, 60-ft. span, for use with M-48 and M-60 launcher (all makes and models), FSN 5420-522-9599).

"October 1972."

Extending the human life span : social policy and social ethics /

"NSF/RA 770123."