Cover Image

Computation of times of sunrise, sunset, and twilight in or near mountainous terrain /

Bibliographic Details
Main Author: Ryan, Bill C.
Corporate Authors: Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.), United States. Forest Service
Format: Government Document Book
Language:English
Published: Berkeley, Calif. : Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station, 1977.
Series:USDA Forest Service research note PSW ; 322
Subjects:
Sun > Rising and setting.
Twilight.
Description
Physical Description:4 pages ; 27 cm.