Serial/Series Title
Day
1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Orientation
Provides a text and reference book covering the principles of orientation. Orientation is defined as "the accurate location of datum points and the establishment of lines of known length and direction".
Date:
July 15, 1941
Creator:
United States. War Department.
System:
The UNT Digital Library