Intended for parents of preschool children with visual or physical disabilities, this reference circular lists organizations offering materials and services at the national level as well as books available from standard commercial outlets. The first section lists 14 organizations providing special format materials (Braille, cassettes, large print, and records). The second section lists 15 organizations which are sources of educational games, toys, and play equipment. Brief annotations describe the materials each organization distributes. Section III lists 48 articles, books, magazines, pamphlets, and video cassettes of interest to parents and concerned with family relations, early childhood education, child development, and programs and services. The last section lists and briefly describes 19 national organizations concerned with infants, toddlers, and preschool children with disabilities. (DB)