THE OTHER SIDE OF TIME. [New York]: A Berkley Medallion Book published by Berkley Publishing Corporation, . Small octavo, pictorial wrappers. First edition. Berkley Medallion F1129. Imperium agent Brion Bayard, a policeman in a universe of time travel and time crimes, here must thwart an invasion from another time line. "The most interesting of Laumer's series is the Imperium sequence ... The Imperium dominates a temporally-complex nest of parallel-worlds universes, and strives in time police fashion to maintain the stability of its chosen time-stream." - SFE (online). The second book in the series, preceded by WORLDS OF THE IMPERIUM (1962). A fine copy. (#158311).