Robby Hoenig adventure

Book Series

by Gordon R. Dickson
Latest: 2013

Book 1

Secret Under the Sea

Secret Under the Sea

by Gordon R. Dickson
Jan 1, 1960
English
Paperback (128 pages)
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Secret Under the Sea: Under the Sea book 1

Secret Under the Sea: Under the Sea book 1

by Gordon R. Dickson
Jul 25, 2013
English
Kindle (82 pages)
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Book 2

Secret under Antarctica

Secret under Antarctica

by Gordon R. Dickson
Jan 1, 1963
English
Paperback (137 pages)
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Secret Under Antarctica: Under the Sea book 2

Secret Under Antarctica: Under the Sea book 2

by Gordon R. Dickson
May 13, 2013
English
Kindle (92 pages)
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Book 3

Secret Under the Caribbean

Secret Under the Caribbean

by Gordon R. Dickson
Nov 14, 2011
English
Kindle (102 pages)
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Book 1-3

Secrets of the Deep

Secrets of the Deep

by Gordon R. Dickson
Jan 1, 2014
English
Kindle (275 pages)
Edition: 1
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