He set about creating his own auxiliary language, based on his earlier shorthand system, and in 1943 introduced "World Speedwords" (now Dutton Speedwords), conceived as a system of shorthand as well as a spoken and written auxiliary language.
He developed his own auxiliary language, based on his prior shorthand system, and in 1943 introduced "World Speedwords" (now Dutton Speedwords), conceived as a system of shorthand as well as a spoken and written auxiliary language.