TY - GEN AU - Salt,A AU - Lunney,D AU - Hartness,R TI - General purpose talking laboratory instrument for the visually handicapped SN - 0034-6748 PY - 1981///1216 KW - Blindness KW - Communication Devices for People with Disabilities KW - Equipment and Supplies KW - Humans KW - Laboratories KW - Self-Help Devices N1 - Publication Type: Journal Article UR - https://doi.org/10.1063/1.1136161 ER -