please add missing data, cover

[Martin]

Hi,

Author preface: Everett C. Hughes
Author introdution: E. P. Neumann
(not mentioned in catalogued, but I can provide photos from book)
Format: Hardcover
Pages: 111
https://search.worldcat.org/title/465...

Cover: https://www.abebooks.co.uk/Angestellt...

Thanks

Martin Riexinger