A comparative study of Braille grade one and a half and Braille grade two

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100 1 ⊔ ‡aIrwin, Robert B., ‡d1883-1951
245 1 2 ‡aA comparative study of Braille grade one and a half and Braille grade two, ‡cby Robert B. Irwin ... and Ruth E. Wilcox ...
260 ⊔ ⊔ ‡aNew York, ‡bBureau of Research and Education, American Foundation for the Blind, ‡c1929.
300 ⊔ ⊔ ‡a17 p. ‡btables. ‡c23 cm.
538 ⊔ ⊔ ‡aMode of access: Internet.
650 ⊔ 0 ‡aBlind ‡xPrinting and writing systems
700 1 ⊔ ‡aWilcox, Ruth E., ‡eauthor.
700 1 ⊔ ‡aWilcox, Ruth E., ‡ejoint author.
710 2 ⊔ ‡aAmerican Association of Workers for the Blind.
710 2 ⊔ ‡aAmerican Foundation for the Blind. ‡bBureau of Research and Education.
776 0 8 ‡iOnline version: ‡aIrwin, Robert Benjamin, 1883-1951. ‡tComparative study of Braille grade one and a half and Braille grade two. ‡dNew York, Bureau of Research and Education, American Foundation for the Blind, 1929 ‡w(OCoLC)1085931135
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DAT 2 ⊔ ‡a2025-01-17T18:30:02Z ‡b2020-07-14T20:00:01Z
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