The greatest French organist of his day, Widor (1844–1937) composed 10 organ "symphonies" — actually solo compositions usually consisting of 6 or 7 short movements, that treat the organ as a kind of self-contained orchestra. Series II includes Symphonies 6–8, Symphonie "Gothique" and Symphonie "Romane." Frequently performed today. Glossary of French terms.

This third edition is a basic textbook on the development of pipe organ composition in geographically diverse schools. Its nineteen chapters include charts of organ composers and a historical background of contemporary events and figures for each organ composition school. Chapter bibliographies cover readings published in the seventies, eighties, and early nineties. A listing of Bach organ compositions with pagination of various editions is also included.