The most common letters are written with the fewest points, a strategy also employed by the competing American Braille.
Capital letters were cumbersome in New York Point, each being four dots wide, and so were not generally used.
According to Helen Keller, this caused literacy problems among blind children, and was one of the chief arguments against New York Point and in favor of one of the braille alphabets.
Wait also invented the "Kleidograph", a typewriter with twelve keys for embossing New York Point on paper, and the "Stereograph", for creating metal plates to be used in printing.
Thus a chord of three notes spanning the 4th to 5th octaves is See Wait's publications for additional conventions.
However, since 2×3 braille cells are substituted for New York Point in the second row of their table, the one-dot-wide letters e, i, and t are wrongly shown as being as wide as others.
The same inaccuracy occurs with the nine, zero, comma, and semicolon in the number and punctuation tables.