Linguistics

A Dictionary of the First or Oldest Words in the English Language

Taxonomy Proposal for the (Historical) Sociology of Language Research

Language: Its Nature, Development and Origin

Grammatical Sketch of the Heve Language. Shea's Library of American Linguistics

A Concise Introduction to Syntactic Theory

Kant and the Platypus

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

On the Study of Words

American Languages, and Why We Should Study Them

The International Auxiliary Language Esperanto: Grammar & Commentary

A Gothic Grammar, with selections for reading and a glossary

Palæography

On the Evolution of Language

Ironman language requirements

Vocabulum; or The Rogue's Lexicon

Cratylus

Abbreviations and Signs

Proverbs and Their Lessons

The Frontiers of Language and Nationality in Europe

The Verbalist