The Longwood Gardens Organ
- Historic and contemporary photographs, history and stoplist
- http://www.longwoodgardens.org/OrganandCarillonHistory_1_3_2_1_5.html

The Cavaillé-Coll Organ of Oloron (F)
- English/French site; photos, history, list of concerts, MP3 recordings of this 1870 instrument.
- http://perso.orange.fr/earendil/

The Organs of Tewkesbury Abbey
- History, photographs and stoplists.
- http://www.tewkesburyabbey.org.uk/morg.htm

St Mary Magdalene, Holloway, London
- The organ was originally built in 1814, the last church organ of George England. Brief history, photographs and specification.
- http://www.n7parish.net/organ.phtml

Institute of Historic Organs of Oaxaca Mexico
- Non-profit organization that works to preserve Oaxaca's historic pipe organs. List of goals, newsletters, details of historic instruments.
- http://www.iohio.org/

Church of Santa Maria della Consolazione in Almenno San Salvatore
- English/Italian site of about the 1588 Antegnait organ. Information about the church, the instrument and its builder.
- http://www.antegnati.it/

The Silbermann Organ in Freiberg Cathedral, Saxony
- Description, photos, full specification of 1714 instrument. Profile of Gottfried Silbermann (1683-1753). Information about other Silbermann organs.
- http://www.baroquemusic.org/silbeng.html

Harris, Renatus
- Biography of one of the formost 17th and early 18th century organ builders, many of whose instruments still remain in use. From the Grove Concise Dictionary of Music entry at WQXR radio.
- http://www.wqxr.com/cgi-bin/iowa/cla/learning/grove.html?record=4074

Foundation for the Protection of the Main Organ of the Der Aa-Kerk, Groningen
- Information about the organ built in 1702 by Arp Schnitger.
- http://users.castel.nl/~carrd01/indexeb.htm

The Gottfried Silbermann Organ Museum
- Museum hours and information (including map), life of Silbermann, many photographs.
- http://www.museum.com/jb/museum?sub=silbermann

Friends of the Wanamaker Organ
- Illustrated history and specifications of the John Wanamaker Grand Court Organ in Philadelphia's Lord & Taylor Store. Details on the historic Wanamaker Store and its founders, as well as special concerts, publications and activities.
- http://www.wanamakerorgan.com/index1.html

The Boston University Symphonic Organ
- Photographs, stoplist, history and directions.
- http://www.nbarden.com/buso/welcome.html

Association Pro Musica - Organ Ahrend - Silbermann
- Pro Musica organizes organ academy conducted by M. Radulescu of Vienna. The courses are given on the wonderful organ by J. Ahrend, the only reproduction in the West of Gottfried Silbermann. Location is in Porrentruy, Switzerland
- http://www.promusica.ch

St. Pancratius Church, Hamburg-Neuenfelde
- 1683 Schnitger organ threatened by airport runway expansion. Organ history and specifications, travel information, preservation activism details.
- http://www.schnitgerorgel.de/html/english.html

The Pipe Organs of Antwerp Cathedral
- Information about the Schijven and Metzler organs, the cathedral organist, recitals and recordings.
- http://www.akc-orgel.be/tableof_ENG.htm

St. Luke's Episcopal, Lanesboro, Mass.
- Spec, photo and description of 1862 Wm. Johnson organ.
- http://www.sover.net/~popel/johnson.lanesboro.html

The Bamboo Organ of Las Piñas
- The Official Site of the Bamboo Organ of Las Piñas, Philippines.
- http://bamboo.diegocera.com/

St. Sulpice, Paris
- The great instrument built by Cliquot and substantially reconstructed by Cavaillé-Coll. History, specification, discography, concert schedule.
- http://www.stsulpice.com/

Lawrence Phelps and Associates
- History of firm with opus list, selected articles, and profile of Phelps' wife, Dame Gillian Weir.
- http://www.lawrencephelps.com/

Atlantic City Convention Hall Organs
- Photographs and a brief history by Arthur Goulet.
- http://theatreorgans.com/atlcity/

Museum of Organs
- A virtual photo gallery with original images of historical pipe organs in Europe.
- http://www.orgel.com/vlm/

Atlantic City Convention Hall Organ Society, Inc.
- Description, history and stop lists for the world's largest pipe organ in Atlantic City, New Jersey, U.S.A.
- http://www.acchos.org/