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Date: 2012-01-31 16:22:47Assistive technology Braille Blind people National Federation of the Blind Kenneth Jernigan American Action Fund for Blind Children and Adults Abraham Nemeth Perkins Brailler Visual impairment Blindness Disability Health | Add to Reading ListSource URL: nfb.orgDownload Document from Source WebsiteFile Size: 490,00 KBShare Document on Facebook |