Pneumatic mail tube systems.
Hearings, June 18, 1935.
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Publication
1935 - U.S. Govt. print. off., Washington, District of Columbia
Language
English
Word Count
21,500 words, Guess
Page Count
86 pages
Identifiers
- Library of Congress Control Number35021261
- OCLC Control Number21658726
- Open LibraryOL6326244M
Classifications
- LCCHE7521 .A5 1935
Subjects
Other Editions
- Pneumatic mail tube systems.: Hearings, June 18, 1935.
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