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Duncan Steel
author : Duncan Steel
Books
Target Earth
. 2000
Marking Time
. 2000
Short works
The Thirty-Three Year English Protestant Calendar. 2000.
(In
The Greatest Inventions of the Past 2000 Years
)
Books : reviews
Duncan Steel.
Target Earth
: how rogue asteroids and doomsday comets threaten our planet
.
Time Life. 2000
Duncan Steel.
Marking Time
: the epic quest to invent the perfect calendar
.
Wiley. 2000