Books by Helen M. Pernin
Pernin's Practical Reporter. a
Pernin's Practical Reporter. a Complete Guide to Verbatim Reporting
Pernin's Universal Phonography
Pernin's Universal Phonography; the Simplest, Most Legible and Rapid Shorthand Method in the World,
Pernin's Phonographic Instruct
Pernin's Phonographic Instructor
Pernin's Universal phonography in ten lessons ... for schools and private study ..