Linguistics

The Philosophic Grammar of American Languages, as Set Forth by Wilhelm von Humboldt

American Languages, and Why We Should Study Them

A Gothic Grammar, with selections for reading and a glossary

Palæography

The International Auxiliary Language Esperanto: Grammar & Commentary

On the Evolution of Language

Ironman language requirements

Cratylus

Vocabulum; or The Rogue's Lexicon

The Verbalist

The Frontiers of Language and Nationality in Europe

Proverbs and Their Lessons

Abbreviations and Signs

On the Study of Words

Account of the Romansh Language

International Language and Science

A Few Practical Suggestions

Pennsylvania Dutch: A Dialect of South German With an Infusion of English

A Philosophicall Essay for the Reunion of the Languages

A Minniature ov Inglish Orthoggraphy