A Moderated Mechanical Music Discussion Group for Collectors, Technicians, Dealers, and Fans
MMD > Archives > Authors > Pat DeWitt


The most recent submissions are listed first. Address supressed for SPAM control purposes. Write to the editor if you need assistance


Digest NrSubject
2021.04.11.04 FS: Aeolian Grand Organ Rolls
2020.09.06.03 Aeolian Hammond Model BA Player Organ
2020.06.09.01 FS Free: 15.5" Regina Discs
2020.03.15.06 Value of Mason and Hamlin RA Ampico Grand Piano
2020.01.12.02 FS: 15.5" Regina Discs & Columbia Graphophone
2020.01.05.01 Help Keep MMD Solvent
2019.08.26.03 FS: Steinway XR Duo-Art Player Parts
2019.08.26.02 Seek "Flapperette" Ampico 68421E
2019.03.04.04 Cardboard Tube For Cremona Take-up Spool
2018.11.27.06 Gold Plating For Ampico Drawer Hardware
2017.09.20.11 FS: Mason & Hamlin Ampico & Other Items
2017.09.18.06 FS: Mason & Hamlin Ampico & Other Items
2017.06.03.03 Politically Incorrect Music Media
2017.01.29.01 Seek Feathers for Greisbaum Singing Bird in Cage
2016.10.31.03 Cheap Player Pianos
2016.08.16.04 Cleaning a Shellac Finish
2016.05.05.03 Source of Duo-Art Rotary Pump Bearings
2016.03.23.06 Removing Leaf Springs From Reservoirs
2016.01.03.02 Simplex Automatic Roll Tracking Mechanism Cord
2015.08.23.03 Seek Recordo Expression Box
2015.07.12.06 FS: Duo-Art Parts Removed from Steinway Grands
2015.06.27.02 FS: Wilcox & White and Aeolian Grand Organ Rolls
2015.04.30.03 Recommended Musical Instrument Movers
2015.04.17.02 Cremona Valve Pouch Reinforcing Material
2015.03.16.03 Pianola Recordings by Sergei Rachmaninoff
2015.02.27.02 Seek John Wrasse, Instrument Mover
2014.11.17.05 "Sleigh Ride" by Dave Junchen, Klavier 40031
2014.11.07.06 Regulating the Duo-Art Expression System
2014.09.22.03 Danilo Konvalinka & Musical Wonder House Museum
2014.08.02.05 Aspidistra Piano Stool Advert in PPCo Catalog
2014.07.06.03 Source of PVC-E Glue
2014.07.06.01 Seek Piano Roll of "The Freckle Song"
2014.05.09.05 Making Brass Hose Elbows
2014.03.05.02 Repairing a Simplex Tracker Assembly
2014.02.28.01 Repairing a Simplex Tracker Assembly
2014.02.17.05 Z-tronics Piano Encoder Circuit Board
2014.02.12.06 String Scales in Mason & Hamlin Ampico Pianos
2014.02.11.04 Baldwin Acrosonic Console Pianos
2013.07.20.02 Visiting DeBence Museum in Franklin, Penna.
2013.07.05.08 FS: Steinway XR Duo-Art Player Mechanism
2013.01.17.08 Bilon and Polylon
2012.11.18.01 Piano Roll Repair Table
2012.10.22.03 FS: Reproducing Grand Piano Belly Covers
2012.09.23.03 Reuter Organ Company Tour
2012.06.13.04 Removing an Ampico "A" Drawer
2012.06.04.04 Playing 88-note Rolls Softly on a Duo-Art
2012.05.24.08 Removing PVC-E Glue
2012.04.01.05 Steinway Duo-Art Roll Tracking
2012.03.08.09 Brass Plating Service
2012.02.11.04 Value of a Steinway Duo-Art XR Mechanism
2012.01.28.01 Value of Chein PianoLodeon
2011.11.27.02 Aeolian-American Corp. Master Piano Rolls
2011.11.15.09 Building a Pneumatic One-way Valve
2011.11.05.04 Guillotine Pipe Cutter Cuts Large Rubber Hose
2011.10.27.04 Tightness of Leather Nuts on Threaded Shafts
2011.09.08.01 Mechanical Music in Wisconsin
2011.08.31.04 Aeolian 1533 "Flitterin'" by Clyde Ridge
2011.04.05.06 Ampico A Music Plays Too Slow
2011.03.28.10 Replacing Ampico A Pump Bearings
2011.03.10.05 Electric Motor Bearing Cleaning & Lubrication
2011.02.10.01 Seek Duo-Art Motor Mounts
2010.10.27.02 Splitting Open the Duo-Art Expression Box
2010.10.22.04 Splitting Open the Duo-Art Expression Box
2010.10.12.13 Steinway Duo-Art Roll Tracking
2010.08.18.07 Seek "Soft Summer Breeze" Piano Roll
2010.06.15.03 Seek Extra Thin Leather for Valve Pouches
2010.03.26.06 Building a MIDI-controlled "Indoor Calliope"
2010.03.24.04 Building a MIDI-controlled "Indoor Calliope"
2010.02.28.05 Seek Duo-Art Grand Motor Mount Bushings
2010.02.23.15 Restoring Duo-Art Control Nameplates
2010.02.23.14 Duo-Art Keybed Shifter & Hammer Rail Lifter
2010.02.01.10 Replacing Duo-Art Pump Bearings
2009.09.02.01 Mason & Hamlin RBB Ampico & Stahnke LX
2009.05.14.04 Punching Holes in Music Rolls
2009.05.14.02 1960s Aeolian Artist Clyde Ridge
2009.05.11.06 Making Secondary Valve Pouches
2009.05.02.03 Adjusting Upright Ampico A Roll Tracking System
2009.04.29.06 Adjusting Upright Ampico A Roll Tracking System
2009.04.26.07 Reducing Nipples
2009.04.03.06 Span of Ampico A Play/Re-roll Pneumatic
2009.04.02.02 Span of Ampico A Play/Re-roll Pneumatic
2009.04.01.04 Lubricating Connecting Arm Felt Bushings
2009.03.19.08 Ampico A Subdue Regulation
2009.02.12.06 Vacuum Hose Smokes in Power Connector
2009.02.11.05 Adjustable Vacuum Source for Testing
2008.11.25.01 Cylinder Musical Box Restoration Books
2008.11.14.04 Painting Black Raised Lettering on Piano Frame
2008.08.11.17 Cleaning the Tracker Bar with a Vacuum Cleaner
2008.05.22.05 Moving a Wide Piano Through a Narrow Door
2008.05.02.03 Life of PVC-E Glue in Container
2008.04.28.09 Seek Mason & Hamlin Ampico A Tubing Diagram
2008.04.19.11 Leather Supply House
2008.04.14.06 Rebuilding Ampico A Action Stack
2008.01.24.08 Children and Mechanical Music
2007.09.05.01 Mechanical Music in Ireland
2007.08.13.05 Unusual Player Piano Bench
2007.05.09.03 Robert Morton "Red Stuff" Leather
2007.04.25.02 Player Piano Bench of Unique Design
2007.03.15.08 Hydrophane Leather Dressing for Pouches
2007.03.15.07 Ridding Musty Smells
2007.01.19.10 Rebuilding Unit Valves
2007.01.16.06 Rebuilding Ampico "A" Secondary Valves
2007.01.11.02 Rebuilding Ampico "A" Secondary Valves
2006.12.06.14 Ampico A Secondary Valves With Restriction
2006.12.03.08 FS: German & Polish Songs on Piano Rolls
2006.10.09.03 Seek Player Piano Technician, Fort Wayne Area
2006.04.25.03 Steinway Duo-Art Model Anomalies
2006.04.11.07 Daylight Saving Time in Indiana
2006.03.24.05 Plating Metal Parts
2006.03.01.03 Phenoseal for Repairing Pot Metal
2006.02.24.10 Rebuilding Ampico "A" Secondary Valves
2006.02.09.05 Hydrophane Leather Dressing for Pouches
2006.02.03.05 Adjusting Ampico A Re-regulator
2006.01.31.10 Seek Windway Sealant for Pouch Chambers
2006.01.09.04 Polylon Pneumatic Cloth
2006.01.02.09 Blower for Small Pipe Organ
2005.12.29.03 Seek Post-WW2 Reproducing Piano Rolls
2005.12.27.04 Ampico Roll in Duo-Art Drawer
2005.12.08.08 Seek Plans to Build Plastic Calliope Pipes
2005.10.04.08 Hydrophane Leather Dressing
2005.09.14.04 Seek 88-note Push-Up Player
2005.08.03.02 Seek Player Piano Rebuilder in Reno, Nevada
2005.07.13.01 MBSI Video "Marvels of Mechanical Music"
2005.03.09.12 Mechanical Music in Cartoons
2005.03.08.10 Hammond Organ Tone Generator Oil
2005.02.06.07 Theater Organ on Catalina Island
2005.02.05.01 43 Player Piano Actions Described at Web Site
2005.01.19.10 Rebuilding & Regulating the Piano Action
2005.01.02.02 Seek 88-note Push-Up Player
2003.11.10.01 Rebuilding a Player Piano in the Customer's Home
2003.09.02.02 History of National Automatic Music Co.
2003.03.28.04 Gasket Material, PVC-E & Heating Hide Glue
2003.02.11.07 Variations on "Chopsticks" & Piano Moving
2002.06.25.03 Rebuilding a Player Piano
2002.02.13.04 Value of Wilcox & White Organ Rolls
2002.02.07.05 Ampico A Grand Tracking System Improvements
2002.02.03.03 Visiting Denver, Colorado
2001.11.19.10 FS: Marshall & Wendell Ampico "A" Piano
2001.11.19.09 Seek 88-note Push-Up Player
2001.11.19.01 Seek Musical Bird Box
1999.11.19.03 Gem Roller Organ Repairs & Value
1999.05.19.07 Seek Unusual 1950s 45-RPM Record Player
1998.05.30.04 CD's of Reproducing Pianos
1998.05.22.05 Rollmonica
1998.05.19.09 Simplex Push-up Player
1998.05.11.08 Seek Piano Tech in St. Louis MO
1998.05.07.08 Celestina Pneumatics
1998.05.06.21 Problems With Roll Tracking
1998.05.05.08 Mechanical Musical Instruments in the Movies
1998.04.24.04 Rebuilding Aeolian Celestina
1998.04.22.01 Introduction
Enter text below to search the MMD Website with Google

Please Support Publication of the MMD with your Generous Donation
No PayPal account required
SSL Certificate
by
Let's Encrypt