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: 484 - 504

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Page 484 Cite Bookmark
Suggested Citation: "484 - 504." 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: "484 - 504." 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 485
Page 486 Cite Bookmark
Suggested Citation: "484 - 504." 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 486
Page 487 Cite Bookmark
Suggested Citation: "484 - 504." 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 487
Page 488 Cite Bookmark
Suggested Citation: "484 - 504." 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 489 Cite Bookmark
Suggested Citation: "484 - 504." 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 489
Page 490 Cite Bookmark
Suggested Citation: "484 - 504." 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 491 Cite Bookmark
Suggested Citation: "484 - 504." 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 492 Cite Bookmark
Suggested Citation: "484 - 504." 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 492
Page 493 Cite Bookmark
Suggested Citation: "484 - 504." 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 493
Page 494 Cite Bookmark
Suggested Citation: "484 - 504." 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 494
Page 495 Cite Bookmark
Suggested Citation: "484 - 504." 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 495
Page 496 Cite Bookmark
Suggested Citation: "484 - 504." 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 496
Page 497 Cite Bookmark
Suggested Citation: "484 - 504." 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 497
Page 498 Cite Bookmark
Suggested Citation: "484 - 504." 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 498
Page 499 Cite Bookmark
Suggested Citation: "484 - 504." 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 499
Page 500 Cite Bookmark
Suggested Citation: "484 - 504." 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 500
Page 501 Cite Bookmark
Suggested Citation: "484 - 504." 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 501
Page 502 Cite Bookmark
Suggested Citation: "484 - 504." 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 502
Page 503 Cite Bookmark
Suggested Citation: "484 - 504." 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 503
Page 504 Cite Bookmark
Suggested Citation: "484 - 504." 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 504
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