Space Police

Worlds Apart by Steven Hofheimer, Leo P. Kelley

Worlds Apart

Space Police #2

Steven Hofheimer, Leo P. Kelley

59 pages • missing pub info (editions)

adventurous challenging medium-paced
Earth Two by Steven Hofheimer, Leo P. Kelley

Earth Two

Space Police #3

Steven Hofheimer, Leo P. Kelley

59 pages • first pub 1979 (editions)

adventurous funny medium-paced
Backward in Time by Leo P. Kelley

Backward in Time

Space Police #4

Leo P. Kelley

57 pages • first pub 1979 (editions)

adventurous medium-paced