About
Tom Swift flies his airship to the mountain tops of Colorado to seek for the secret of the Diamond Makers: criminal scientists who have figured out the formula of manufacturing a limitless fortune in diamonds. But these rogues will stop at nothing to keep their secret. Tom & friends are soon captured and left to die in a collapsing mountain. (Summary by Wikipedia)
Source and licence
This work is public domain or openly licensed. The licence terms are published by the source.
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