Channel Islands National Marine Sanctuary management plan /

Mode of access: Internet.

American signal book, or, The United States telegraph vocabulary; being an appendix to Elford's marine telegraph signal book ... adapted to the use of the new semaphoric telegraph : to which is added the Boston Harbor signal book /

Mode of access: Internet.

A discourse delivered in King's Chapel, Boston, before the Humane Society of Mass. at their semiannual meeting, June 8, 1813.

Mode of access: Internet.

Birds of the Sawtooth National Recreational Area.

Shipping list no.: 92-0702-P.

The National forests : America's great outdoors : national recreation strategy.

"April 1988"--P. [16].

National recreation residence review and action plan.

"September 1993."

Birds of the Sawtooth National Recreational Area.

Shipping list no.: 94-0284-P.

Birds of the Sawtooth National Recreational Area.

"Reprinted 1997"--P. [19].

Virgin Islands National Park. Hearing, Eighty-fourth Congress, first session, on S. 1604, a bill to authorize the establishment of the Virgin Islands National Park, and for other purposes.

Mode of access: Internet.

Yuma Crossing National Heritage Area boundary modification : report (to accompany H.R. 326).

"April 20, 2006."

Investigations of basic geometric quality of aerial photographs and some related problems /

"17 August 1962."

Evaluation of soils and permafrost conditions in the territory of Alaska by means of aerial photographs /

"September 1950."

Analytical solution of the problem of topographic mapping from comparator measurements on aerial photographs /

"The first of a series of papers on topographic mapping by aerial photography."

Interpretation of geologic maps and aerial photographs

Bibliography: p. 99.