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| Type: |
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| Publisher: | Boston, Little, Brown, 1948. |
| Edition: | [1st ed.] 4 Editions |
| OCLC: | 396130 |
| Related Subjects: | United States. -- Office of Scientific Research and Development. Research -- United States. United States. -- Office of Scientific Research and Development. |
| Citations: | Cite this Item Export to EndNote Export to RefWorks |
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