Books listed by ISBN
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Heinemann
> J.U. Sprenger
J.U. Sprenger
title
ISBN-13
(ISBN-10)
year of publica-
tion
other author(s)
Discoveries and Inventions: Book 1
978-O-435-285OO-5
(O-435-285OO-9)
1975
etc.
J. S.
·
J. Sprenger
·
U. S.
J.-U. Stolzenburg