fortis and lenis

[Joanne M. Despres]

I checked the backing for our 1897 dating of these two terms and
found citation slips indicating that the words appear on page 73 of
a book entitled _German Orthography & Phonology_ by  George Hempl.
These would, of course, be English-context uses.

Joanne M. Despres
Associate Editor
Merriam-Webster, Inc.
47 Federal St.
Springfield, MA  01102
E-mail:  jdespres at Merriam-Webster.com