JR Robertson
JR Robertson is a publisher who has published at least 2 editions.
#1 of 1 in Terran Menace
The Terran Menace
ByJ.R. Robertson
January 22, 1986 • Physical Book • 1 Reader • 418 pages
#2 of 1 in Terran Menace
The Terran Alliance
ByJ.R. Robertson
January 1, 2021 • Physical Book • 1 Reader • 5