Professor A. Melville Bell's invention of visible speech, or self-interpreting letters for all languages
Subtitle: Diagrams and tables to illustrate the author's popular explanatory lecture
Publisher: Simpkin, Marshall & Co.
Published: 1870
Place of publication: London
Language: eng
Other titles: Self-interpreting letters for all languages
Notes: Folding plate from his Explanatory lecture on visible speech, the science of universal alphabetics.