Jim Spaceborn Resource
Comic 1: The Unknown Galaxy
Scans (external link to Sadie's brick shelf)
Comic 2: The Kidnappers from Swamp Planet
Only printed in limited quantities before Lego Publishing shuttered.
English Scans: PDF (711.8MB) ~*~ PNG (582.3MB) ~*~ PNM (original resolution scans, 15.9GB) <-- my scans :3
German Scans (external link to spacepals' brick shelf)
Comic 3: Panic on Board
Panic on Board (also sometimes translated 'Panic Aboard') is the third, unpublished installment in the Jim Spaceborn comic book series, provided to Sadie by the author and illustrator Frank Madsen. This is my english translation, done a long time ago with google. To view the original danish layouts, as well as the manuscript, click this hyper-link to travel to Sadie's brick shelf, which also has many other great Jim Spaceborn things.