See also a scan of the original [PDF, 2 MB], and a Microsoft Word version, by M. Thomas (2022).
See also Gail's Guide to Transliteration and Pronunciation of the Persian Alphabet:
together with the Numerical Value of the letters (Abjad Reckoning), which is from the book below but posted as a separate file.
See also a glossary with audio recordings of pronunciation at bahaiglossary.org.
Documents posted between 2003-2012 had various slightly different URLs and sometimes can be found in archive.org with addresses like bahai-library.com/file.php5?file=gail_bahai_glossary.