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  1. 1

    Perlite, Source of Synthetic Pumice.

    Published 1946
    Full Text (via ProQuest)
    Government Document eBook
  2. 2
  3. 3

    Verification of tapes

    Published 1902
    Full Text (via ProQuest)
    Government Document Electronic eBook
  4. 4

    Verification of standards and standard measuring instruments

    Published 1903
    Full Text (via ProQuest)
    Government Document Electronic eBook
  5. 5
  6. 6

    Magnetic survey of North Carolina, values of magnetic declination at county seats from 1750 to 1910

    Published 1901
    Full Text (via ProQuest)
    Government Document Electronic eBook
  7. 7
  8. 8

    Description of 3-inch telescopic sights, model of 1904

    Published 1906
    Full Text (via ProQuest)
    Government Document Electronic eBook
  9. 9

    Description of 3-inch telescopic sights, model of 1904

    Published 1907
    Full Text (via ProQuest)
    Government Document Electronic eBook
  10. 10

    Description of 2-inch telescopic sights, model of 1906

    Published 1907
    Full Text (via ProQuest)
    Government Document Electronic eBook
  11. 11

    Description and instructions for use of Weldon range finder

    Published 1906
    Full Text (via ProQuest)
    Government Document Electronic eBook
  12. 12

    Description of prediction scale, set-forward ruler, mine-prediction ruler, and predicter

    Published 1909
    Full Text (via ProQuest)
    Government Document Electronic eBook
  13. 13

    Description of prediction scale and set-forward ruler

    Published 1907
    Full Text (via ProQuest)
    Government Document Electronic eBook
  14. 14
  15. 15
  16. 16

    Photo-velocimeter and its application to free recoil of small-arm rifles

    Published 1898
    Full Text (via ProQuest)
    Government Document Electronic eBook
  17. 17

    Fabrication of small arms for U.S. service

    Published 1878
    Full Text (via ProQuest)
    Government Document Electronic eBook
  18. 18
  19. 19

    Comparison of Rodman, Woodbridge, and Crusher gauges

    Published 1883
    Full Text (via ProQuest)
    Government Document Electronic eBook
  20. 20

    Folger-Michelson densimeter

    Published 1882
    Full Text (via ProQuest)
    Government Document Electronic eBook
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