Binary code practical applications such as computers, electric circuits, and more. The bit string is not the only type of binary code. A binary system, in general, is any system that allows only two choices such as a switch in an electronic system or a simple true or false test. Braille is a type of binary code that is widely used by the blind to read and write by touch, named for its creator, Louis Braille. This system consists of grids of six dots each, three per column, in which each dot has two states: raised or not raised. The different combinations
Matilda Ziegler Magazine for the Blind about half as much. In 2009, the magazine became an online version only, but by 2014, all publication was discontinued. The magazine was established to give people without sight access to articles from print periodicals in braille, New York Point, and Moon type format. Printed on brown paper using mostly recycled material, it was mailed in a large envelope, postage-free, because of an act of Congress. Only the cover had writing, which included the magazine name, address (20 West 17th Street), and the line, "Founded in 1907 by Mrs. William Ziegler and endowed by her so that blind people may