Triplanetary Agent (Part 2 of 6)

From Author Wars - https://authorwars.com/books/triplanetary-agent-part-2-of-6-641997.html

Overview:

Title: Triplanetary Agent (Part 2 of 6)
Author: William B. Ellern
Year: 1976
Type: Serials

Editions/Publications:

Unknown. Perry Rhodan #101: Blockade: Lepso (Unknown, William B. Ellern, Ace Books, $1.25, 196 pages, Paperback, MAGAZINE)