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Dover Publications
> H. A. Jeffcott
H. A. Jeffcott
title
ISBN-13
(ISBN-10)
year of publica-
tion
other author(s)
World's Wackiest Inventions
978-O-486-22596-8
(O-486-22596-8)
1970
A. E. Brown
A. J.
·
H.A.
·
H. A. Jeffcott Jr.
·
H.J.
H. A. Jeffcott Jr.