A-A-50216 Revision A, June 10, 1988
ALIDADES, SURVEYING: TELESCOPE, WITH CASE
Includes all amendments and changes through Validation Notice 2, September 1, 2006
The General Services Administration has authorized the use of this commercial item description in preference to Federal Specification GG-A-440.
This commercial item description covers alidades used for stadia surveying, including measuring distances and directions, and determining elevations.