French composer Julien Falk (1902-1987) was a famous composition teacher at the Paris Conservatory. He wrote many popular theoretical music books, Technique Complète Et Progressive De L'Harmonie being no exception.
Compiled in 1969, the second volume of Falk's Technique Complète Et Progressive De L'Harmonie addresses figured bass and chorale writing. Moreover, Technique Complète Et Progressive De L'Harmonie includes examples of homework which have been explained and corrected, commenting on how it could have been improved. Falk's harmony theoretical guide is essential to all musicians undergoing advanced, harmonic musical studies.