The Theory of Harmonial Value was created on 2001-08-07.
The Theory of Investment Value was created in 1938.
Peter Pearson has written: 'Psycho-harmonial philosophy'
The Theory of Everything was created in 2002.
The Juliana Theory was created in 1997.
Theory of War was created in 1992.
The Sammus Theory was created in 2004.
Biological Theory was created in 2005.
The Resistance to Theory was created in 1982.
Ascension Theory was created in 2002.
Theory in Practice was created in 1995.
MacKenzie Theory was created in 1971.
A Theory of Architecture was created in 2006.