The Associated Pipe Organ Builders of America
Website includes resources for organizing organ search committees, planning guides for architects, news of member firms, and other useful information about organ building in America.
American Institute of Organbuilding
The AIO is a professional organization for individual organ builders. The website includes information about the industry as well as resources for organbuilders.
International Society of Organbuilders
This website gives a broad perspective on organ building throughout the world. The ISO also organizes different workshops held in a variety of locations to expand and deepen knowledge of organ building related topics.
Encyclopedia of Organ Stops
An exceptionally valuable resource for organists, the encyclopedia contains a comprehensive list of stop names, exhaustive documentation including pictures and historical examples, and a wealth of interesting articles about pipe organs.
American Guild of Organists
The cyber-headquarters of the AGO provides many engaging ways for organists to connect with colleagues and keep up to date professionally. The AGO publishes a monthly magazine devoted to organ and choral music around the world.
The Diapason is an international journal devoted to the organ, the harpsichord, the carillon, and church music. It regularly includes feature articles, reviews, reports, news, organ specifications, and a calendar, as well as classified advertisements.
Positif Press, Oxford
Based in England, the Positif Press website features many interesting books, most related to organ building in England, as well as baroque music. They also publish the Journal of the British Institute of Organ Studies.
Reference Books on Organ Design
These books–and many more excellent examples–can be found at the Organ Historical Society Online Catalog
Audsley, George Ashdown
The Art of Organ-Building, 2 volumes
New York: Dover Publications, Inc., 1965
Audsley, George Ashdown
The Organ of the Twentieth Century
New York: Dover Publications, Inc., 1970
Dictionary of Pipe Organ Stops, 2nd edition
New York: Schirmer Books, 1983
The Organ Handbook, 7th edition
Translated by Gerhardt Krapf. St. Louis: Concordia, 1969
Ogasapian, John K. Church
Organs—A Guide to Selection and Purchase
Published by The American Guild of Organists and The Organ Historical Society, 1990
King of Instruments: A History of the Organ
New York: Rizzoli, 1985
Sumner, William Leslie
The Organ—Its Evolution, Principles of Construction and Use
New York: St. Martin's Press, 1978
Historical Styles and Specific Instruments
Cavaillé-Coll and the French Romantic Tradition
New Haven: Yale University Press, 1999
Freeman, Andrew and John Rowntree
Father Smith: Otherwise Bernard Schmidt, being an Account of a Seventeenth Century Organ Maker
Oxford: Positif Press, 1977
The Mormon Tabernacle Organ: An American Classic
Salt Lake City: Paragon Press, 1990
Other Related Topics
On the Sensations of Tone
Translated by Alexander J. Ellis. New York: Dover Publications, Inc., 1954