Henley's twentieth century book of formulas, processes and trade secrets
a valuable reference book for the home, factory, office, laboratory and the workshop : containing ten thousand selected household, workshop and scientific formulas, trade secrets, chemical recipes, processes and money saving ideas for both the amateur and professional worker
Rev. and enl. ed.
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Publication
1935 - Norman W. Henley, New York, New York (State)
Language
English
Word Count
202,250 words, Guess
Page Count
809 pages
Identifiers
- Open LibraryOL58362807M
- OCLC Control Number13223342
Classifications
- LCCT49 .H6 1935
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