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Historical PDFs
Historical PDFs live on this shelf, separate from the US Government manuals.
Historical publication. Title and date are derived from the original filename; bibliographic details have not been independently verified.
7,955 historical PDFs
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- The elements of surveying and geodesy 1915
- The elson readers book 1 1920
- The elson readers book 2 1920
- The elson readers book 3 1920
- The elson readers book 4 1920
- The elson readers book 5 1920
- The elson readers book 6 1920
- The elson readers book 7 1921
- The elson readers book 8 1921
- The elson readers primer 1920
- The employment of airships for the transport of passengers 1921
- The encyclopedia americana vol 01 1918
- The encyclopedia americana vol 02 1918
- The encyclopedia americana vol 03 1918
- The encyclopedia americana vol 04 1918
- The encyclopedia americana vol 05 1918
- The encyclopedia americana vol 06 1918
- The encyclopedia americana vol 07 1918
- The encyclopedia americana vol 08 1918
- The encyclopedia americana vol 09 1918