L'heure commune europeenne
Subtitle: The European clock. L'orologio europeo. Die euro-uhr ... a unity system of clock reform for the whole of Europe west of the Iron curtain ...
Publisher: Tjeenk Willink
Published: 1958
Place of publication: Haarlem
Language: eng; fre; ita; ger
Number of pages: 128
Subjects: Time; Systems and standards
Other titles: Heure commune europeenne.; European clock.; Orologio europeo.; Euro-uhr.; Clock reform.
Notes: Four celluloid reading screens in pocket in back of book.

An example of quadruple-printing, in French, English, Italian, & German, with a reading screen provided for each language in pocket at front.