S AND D, search and discovery. (HCOB 13 Jan 68)
S AND D TYPE S, is “Who or what are you trying to stop?” (HCOB 13 Jan 68)
S AND D TYPE U, there are several types of S and D (Search and Discovery). The type is determined by the first letter of the key word in the listing question. S and D Type U is “Who or what has attempted to unmock you?” (HCOB 13 Jan 68)
S AND D TYPE W, is “Who or what are you trying to withdraw from?” (HCOB 13 Jan 68)
Hubbard, L. R., (1975) Dianetics and Scientology Technical Dictionary. Los Angeles: Church of Scientology of California Publications Organization.