(continuous) (1-24)
FRAME 1-25.
A collection plan is drawn up when a specific need or request for specialized engineer information arises.
The collection of engineer information is continuous, but when the need arises, it can also be a carefully
directed effort, made according to ______________________ .
(interrogation) (1-51)
FRAME 1-52.
To summarize, information is collected by three methods, __________________ , _______________ ________
_______________________ , and _____________ ______ ______________________ .
1-51