Counterpoint Lesson by Marcel Dupré is a theory book written in French in 58 pages, focusing on the basics of counterpoint. This book includes some exercises and is written in three main parts. The first part consists of the different variations of counterpoint, in two, three and four voices, the second is about imitations and the last one is about invertible counterpoint. It is a great book for musicians who are involved in composition works. Marcel Dupré is a French organist who edited some works by J. S. Bach, including the The Little Organ Book. He has also composed numerous pieces such as Lamento, Scherzo and Titelooze Tombstone among others.