Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences. (1947)

Chapter: 547 - 567

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Page 547 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 549 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 551 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 552 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 553 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 554 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 555 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 556 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 557 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 558 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 559 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 560 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 561 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 562 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 563 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 564 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 565 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 566 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 567 Cite Bookmark
Suggested Citation: "547 - 567." National Research Council. 1947. Research on Guidance Devices and Reading Machines for the Blind; a Final Report, Under the Auspices of the Committee on Sensory Devices, the National Academy of Sciences.. Washington, DC: The National Academies Press. doi: 10.17226/28709.
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Page 567
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