19th century Mongolian alphabet and syllabary - 6.
George Soulié de Morant
1903
EXTRACTED FROM THIS PUBLIC DOMAIN BOOK: <a rel="nofollow" class="external autonumber" href="https://archive.org/details/bub_gb_SEkPAAAAIAAJ/page/n27/mode/2up">[1]</a> (INTERNET ARCHIVE).