On 5 Apr 2020 at 19:54, Richard Aiken wrote:

> On Sun, Apr 5, 2020 at 4:29 AM shadow at shadowgard.com (via tml list)
> <xxxxxx@simplelists.com> wrote:
>     I recall it. It (and Victoria) are "borrowed" from the 1969 novel
>     "Prisoners of the Sky" by C. C. MacApp.
>
>     I have a copy buried somewhere and recognized it when the
>     adventure was published.

> Out of curiosity, I googled the above and this came up:
>
> https://archive.org/details/1966-02_IF/mode/2up 
>
> It appears to have the full text of the magazine issue in question,
> including the "complete short novel" (~46 pages with several B&W
> illustrations).

The book must have been *greatly* expanded as it had considerably
more pges than that.
--
Leonard Erickson (aka shadow)
shadow at shadowgard dot com