J.R. Robertson

J.R. Robertson

J.R. Robertson has written at least 2 books. Their most popular book is The Terran Menace with 2 saves with an average rating of 4⭐.

The Terran Menace

Planned book #1 of 2 in Terran Menace

The Terran Menace
ByJ.R. Robertson

2 Readers • 4

The Terran Menace

#1 of 1 in Terran Menace

The Terran Menace
ByJ.R. Robertson

1986 • 1 Reader • 418 pages

Cover 2

#2 of 1 in Terran Menace

The Terran Alliance
ByJ.R. Robertson

2021 • 1 Reader • 5