Universal Language
The language construction kit
Mark Rosenfelder
The Planet Construction Kit
Mark Rosenfelder
Delphos
E. Sylvia Pankhurst
Basic English
C. K. Ogden
Interlingua
Alexander Gode
Osnovy interlingvistiki
S. N. Kuznet͡sov
Les langues internationales
Pierre Burney
aUI
W. John Weilgart
universal alphabet, grammar, and language
George Edmonds
Abstract of a new method to analyze the English language and literature ...
John Adam Weisse
International picture language
Otto Neurath
The search for the perfect language
Umberto Eco
Homophonic vocabulary
Charles B. Waite
Six thousand common English words
R. C. Eldridge
La ricerca della lingua perfetta nella cultura europea
Umberto Eco
The tongues of men
Firth, J. R.
The general basic English dictionary
C. K. Ogden
La quête d'une langue parfaite dans l'histoire de la culture européenne
Umberto Eco
Understanding English As A Lingua Franca
Barbara Seidlhofer
One language for the world.
Mario Pei
A plea for an international language
Louis Couturat
Universal language schemes in England and France, 1600-1800
James Knowlson
One alfabet
Jack Rogers Parsell
La langue française et la guerre
Robert de Flers
Hand-book of Volapük.
Charles E. Sprague
The general Basic English dictionary
C. K. Ogden
De l'universalité de la langue française
Antoine Rivarol
A planned auxiliary language.
Jacob, Henry
Philosophical languages in the seventeenth century
Jaap Maat
English, the global language
David Crystal
De internationella orden
Alvar Ellegård
Interlanguage
Thomas Cropper Macaulay
Wanted: a world language
Mario Pei
Babel & antibabel
Paulo Rónai
Le français, langue internationale de l'Europe
J. Novicow
De Babel à Paris
Albert Counson
Science in the building of a new language.
Frederick Gardner Cottrell
The Kelvik plan
Charles Allan Elvin
A world language.
Adolf Croneborg
The problem of an international language
F. L. Sack