0005-6
INSTALLING THE AIMING CIRCLE ON TRIPOD- (Continued)
END OF TASK
POSITIONING THE AIMING CIRCLE OVER AN ORIENTING STATION
1.
Remove plumb bob assembly (Figure 7, Item 1) from canvas
cover and hang the string on tripod plumb bob hook (Figure 7,
Item 2).
2.
Adjust length of string until plumb bob just misses touching the
orienting station (Figure 7, item 3).