S AND D TYPE U

A · B · C · D · E · F · G · H · I · J · K · L · M · N · O · P · Q · R · S · T · U · V · W · X · Y · Z

Definitions

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)