America's most complete information resource for the pipe organ technician or hobbyist.
WWW.SAVETHEORGAN.ORG
Contents of the A.Philip Lyons, Jr. Memorial Knowledgebase of Organ Information
(formerly housed by the South Mississippi Gold Coast Chapter of the American Theatre Organ Society)

A listing of technical articles and information prepared by organ hobbyists, technicians and supporters of this site..

ARTICLE SUBJECT AUTHOR
   
   
PUBLICATIONS  
Complete Index of ATOS Publications (PDF File)  
Organbuilding For Amateurs (requires Adobe Arcobat Reader) Mark Wick
Percussion Trap Effects Whitworth
A.G.O. Organ Specifications was removed at request of someone from AGO national headquarters. Sorry folks!  
   
BIOGRAPHIES  
Edwin Lemare Jonathan Gradin
Rosa Rio Jonathan Gradin
Lloyd Del Castillo Various sources
   
BLOWERS AND RELATED INFORMATION  
Spencer Turbine Manual Spencer
Document on 3 phase converters Page 1 Chace
Document on 3 phase converters Page 2 Chace
Views of Spencer Turbine "innards" Phil Lyons
Blower sizing guide Instructions (pdf file) ..... Spread sheet calculator (Excel) Allen Walker
Zephyr Blower Spec Sheet Pg1. Pg2. Dr. Barry Henry
Laukhauf Blower Specifications and information  
Restoring a Spencer Blower: text and photo documentary by Philip Underwood Philip Underwood
Variable Frequency Drives and Pipe Organ Blowers Jack Hardman
Specifications for felt used on Spencer blowers Philip Underwood
Meidinger Blower Spec Sheet Mfgr. tech literature
Al Sefl discusses the physics of blower orifice sizing Al Sefl
   
CONSOLE INFORMATION  
Fitting electro-mechanical stops to an existing horseshoe console Julien Arnold
Rebuild of the Dendy Console Julien Arnold
Buddy Boyd's procedure photos for installation of stop action at Carolina Theatre. Buddy Boyd
Specifications for setting key travel and pressure on organ manuals and pedals Carlton Smith
Wurlitzer Console Drawings (ongoing collection) John Ledwon.
Console specification for Wurlitzer 216, 2 M/10Rank organ (PDF File-requires free Adobe Acrobat to read) Dr. Barry Henry
Wurlitzer combination action photos 2M-10 rank cons. Phil Lyons
Wurlitzer keyboard rebuild project Phil Lyons
John Abson's scale drawings for mounting powertab stop tabs on Wurlitzer back rail. (drawing 1) (Drawing 2) John Abson
   
CHESTS AND CHEST RELATED INFORMATION  
Examples of chest layout for pipe organs (pdf file) Olivia Margaret Ontko
A general review of the different valve and action patents used in pipe organs.  
Timing in Wurlitzer primariless valves Johan Liljencrants
Dimensions of Wurlitzer Primary Pneumatics Phil Lyons
Photos of restored Wurlitzer pipechest and pneumatics Phil Lyons
Adjustment of Primaryless Wurlitzer Chests. D. Powers
See a Wurlitzer electro-pneumatic pipe organ valve in action J. DeMajo
Build your own pipe chest project (from Mechanical Music Digest article by John DeMajo) J. DeMajo
Aeolian of Gottfried windchest Patent diagram and photographs Andy Wos
   
   
SWELL SHADE CONSTRUCTION AND REPAIRS  
Replacement bearing source for Wurlitzer swell shades  
   
GENERAL CONSTRUCTION AND MAINTENANCE  
How to use Hot Glue from article by Frank Ford Frank Ford
Use of Hot Glue (excellent article by Craig Brougher) Craig Brougher
Pipe Chest Rackboard Hole Gauge (AutoCad Format) Randy Bergum.
Above Pipe Chest Gauge in GIF FORMAT Randy Bergum.
Diagram for 2 amp solenoid driver (chime relay) J. DeMajo
More weekend "Homebrew"- Build these simple toy counter "toys" in your home shop. J. DeMajo
Applying electric solenoids to tuned percussions J. DeMajo
Procedures for fabrication of theatre organ wind line Phil Lyons
Series documenting the repair of Wicks Theatre Organ Opus 838- St. Joseph Catholic Church in Ponchatoula, LA. John DeMajo
Build an alignment tool for drilling rack board holes. John DeMajo
A simple trem unit for home theatre organ projects John DeMajo
Photos of Moller "SlapStick" (photo 1) (photo 2)  
   
GENERAL INFORMATION  
Wiring color code for telephone cable used as organ wiring between relay and chests. rusczyk@ix.netcom.com
Explanation of diaphone operation Compton
Explaination of why a relay is needed to connect and disconnect multiple ranks of an organ. John DeMajo
ORGANHAMS - a list compiled by Bill Londell of people in the organ world who are also ham radio operators Bill Londell
Carrier Air Conditioning units installed in theaters and other buildings. Louis Pannagel
Anatomy of a classical organ mixture rank John DeMajo
Comprehensive History of the Reed Organ in England, Scotland and Wales Internet Link
   
HISTORY  
Charlottesville Paramount Fire - Jan. 1939 Newspaper story and Kimball console exp. Buddy Boyd
Organs in New Orleans (A list by John DeMajo of all organs known to have ever existed in New Orleans, LA. John DeMajo
Sales document for the George Wright Hollywood Philharmonic Organ Christopher Wesson
Organs at the Chicago Theatre  
What became of the Chicago Stadium organ's blower? From various sources
   
PIPE WORK (INFORMATION ON REGULATION AND REPAIR OF)  
Cleaning metal pipes that have water damage. General info
Cleaning Reed Pipes by John DeMajo (700mb mpg video--Allow time for download) John DeMajo
Regulating Tibia Trebbles by Al Sefl Al Sefl
Al Sefl discusses reed pipe "fly-off" Al Sefl
How to Pack Pipes for Shipment or Storage Al Sefl
Al Sefl offers advice on soldering pipes. Al Sefl
Al Sefl's paper on Pipe Voicing Al Sefl
Philip Underwood provides photos of diaphone pipe repair by Wicks Organ Company Phil Underwood
What specific material is used in pipe organ percussion bars.  
   
REGULATORS AND WINDING  
Anatomy of a Rotary Regulator John Adams
Al Sefl speaks on weighting of regulators. Al Sefl
Illustrations of various organ regulators  
Series on rebuilding of Robert Morton regulator John Kirkpatrick
Design of winding systems (excellent technical article) Johan Liljencrants
   
THEATRE AND RADIO PROGRAM ORGANISTS INFORMATION  
Index of Radio Program and station staff Organists Harry Heth
Buddy Cole Discography Steve Lamana
1960's TV GUIDE article showing the Joseph Kearns (Mr.Wilson of 'Dennis the Menace' T.V. fame) residence Wurlitzer TV Guide Magazine
List of known radio station organs and the histories John DeMajo
Organ-cology (Why organs produce emotional responses in listeners) J. Amos
   
UTILITIES AND SOFTWARE  
Download Music Catalog Database (MS-Access) John DeMajo
Program to convert Yamaha MDR files to MIDI  
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WURLITZER SPECIFIC DATA AND SPECIFICATIONS  
Wurlitzer Model /Rank information Chace
Wurlitzer Rank List by Al Sefl Al Sefl
Tuning Sleigh Bells   Randy Bergum
   
PERFORMANCE INFORMATION:  
Modulation chord chart for modulating between keys (PDF File) Source unknown
  .
ELECTRONIC ORGAN INFO  
Wurlitzer 4700 sales brochure. (PDF file)  
   
   
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