The OHS Pipe Organ Database

Longwood Gardens
Kennett Square, Pennsylvania 19348

Conservatory Ballroom

OHS Database ID 4609.


This organ received OHS Citation number 60, 1987-10-04.

OHS Convention Organ, 2016.

Status and Condition

The organ has been renovated and is no longer in its original state.
The organ is in good condition and in regular use.
We received the most recent update on this organ's state and condition January 29, 2011.

Technical Details

Electro-pneumatic (EP) chests.

Four manuals. 7 divisions. 135 stops. 160 registers. 146 ranks. 10010 pipes. Manual compass is 61 notes. Pedal compass is 32 notes.

The organ is in chambers to the sides at the front of the room. There are no visible pipes. Traditional style console. The console is movable.

Tilting/rocking tablets on angled jambs. Balanced swell shoes/pedals, standard AGO placement. Adjustable combination pistons. AGO Standard (concave radiating) pedalboard. Reversible full organ/tutti thumb piston. Reversible full organ/tutti toe stud. Combination action thumb pistons. Combination action toe studs. Coupler reversible toe studs.


  • Was estate of Pierre S. Dupont. Alterations/additions M. P. Moller 1958. (OHS PC Database. October 30, 2004)
  • Updated through online information from Jeff Scofield. -- Rebuilt with new console in 1959 as Möller Op. R-604 (Database Manager. February 27, 2009)
  • Updated through online information from Paul Marchesano. (Database Manager. January 29, 2011)

Online Documents

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  • Ambrosino, Jonathan. "Green and Pleasant America; The Longwood Gardens Aeolian Organ," The American Organist (Vol. 45 No. 2 [February 2011], pp. 50-53). [Photographs, history and description]
  • Randall, Colvin. "Behind the Pipes: A Look Inside the Historic Aeolian at Longwood Gardens," The American Organist (Vol. 47, No. 6 [June 2013], pp. 52-55). [photographs, description, history, current status]

Related Database Entries

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When they are available, stoplists for organs are included in the Database. To make corrections in stoplists that you see here, please send details via e-mail to rather than submitting a new stoplist through our online form.

  • Stoplist, pictures and brief history outline, exhibit for restoration project Web Page; will open in a new window or tab.
  • Stoplist provided by the 2016 OHS National Convention committee
            Kennett Square, Pennsylvania
            Longwood Gardens
            Aeolian   Op. 1726   1929   4/146
            GREAT  (II)                SWELL  (III)             PERCUSSION
        16' Double Diapason        16' Viola Diapason        8' Harp I  (unenclosed)
        16' Bourdon                16' Melodia               8' Harp II (unenclosed)
         8' First Diapason          8' Open Diapason         4' Harp I  (unenclosed)
         8' Second Diapason         8' Phonon Diapason       4' Harp II (unenclosed)
         8' Third Diapason          8' Horn Diapason         8' Xylophone
         8' Fourth Diapason         8' Geigen Diapason       4' Xylophone
         8' Tibia Clausa            8' Viole d'Orchestre     8' Celestial Harp
         8' Gamba                   8' Viole Celeste         8' Harp Vibrato
         8' Gemshorn                8' Viola di Gamba        8' Glockenspiel (single)
         8' Major Flute             8' Gamba Celeste         8' Glockenspiel (repeat)
         8' Melodia                 8' Salicional               Chimes
         4' First Octave            8' Voix Celeste             Celesta
         4' Second Octave           8' Claribel Flute           Triangle
         4' Flute Harmonique        8' Rohr Flute               Tambourine
     3 1/5' Tenth                   8' Flauto Dolce             Castanets
     2 2/3' Twelfth                 8' Flute Celeste            Tom Tom
         2' Fifteenth               4' Octave                   Snare Drum (tap)
         V  Mixture                 4' Traverse Flute           Snare Drum (roll)
        16' Double Trumpet          4' Violina                  Cymbals
         8' Trumpet Harmonique      2' Flautino                 Tympany    (tap)
         4' Clarion                IV  Dolce Cornet             Tympany    (roll)
            Tremolo                 V  Grand Mixture            Bass Drum
                                           4' Octave            Oriental Gong
            SOLO  (IV)                 2 2/3' 12th                    (crash or roll)
                                           2' 15th              Zimbelstern  (unencl)
         8' Open Diapason              1 1/3' 19th              Glockenstein (unencl)
         8' Stentorphone                   1' 22nd              Nightingale
         8' Tibia Plena            16' Posaune                  Tuned Sleighbells (sgl)
         8' Doppel Flute           16' Vox Humana               Tuned Sleighbells (rpt)
         8' Philomela               8' French Trumpet
         8' Gross Gamba             8' Cornopean                80 COUPLERS INCLUDE:
         8' Gamba Celeste           8' Oboe
         4' Octave                  8' Corno di Bassetto        Usual 16-8-4-Unison Off
         4' Orchestral Flute        8' Vox Humana ƒ             All Swells to IV, V; GT
         V  Mixture                 8' Vox Humana p               CH, SW thumb slides
            2 2/3' 12th             4' Clarion                  Pedal Divide
                2' 15th                Tremolo                  FA-GT SFZ (momentary)
            1 1/3' 19th                                         SO-GT STZ (momentary)
                1' 22nd                CHOIR  (I)               Melodia Bass (Solo)
              2/3' 26th                                         Solo Melody to Great
        16' Tuba Profunda          16' Contra Gamba             GT/CH transfer
         8' Tuba Mirabilis          8' Open Diapason
         8' Tuba Sonora             8' English Diapason         97 PISTONS INCLUDE:
         8' French Horn             8' Geigen Diapason
         8' English Horn            8' Viola                    Next:  8 pistons
         8' Bell Clarinet           8' Hohlflöte                Previous: 1
         8' Orchestral Oboe         8' Spitzflöte               General 16
         8' Kinura                  8' Nachthorn                Great:  8
         8' Solo Vox Humana         8' Quintadena               Swell:  8
         4' Tuba Clarion            8' Dulciana                 Choir:  8
            Tremolo                 4' Principal                Solo/Fanfare:  8
                                    4' Flute Triangular         String:  4
            FANFARE (floating)    III  Mixture                  Pedal:  4
                                       2 2/3' Nazard            Ventil I, II
         8' Trumpet Harmonique             2' Piccolo           String on GT pistons
         8' Trumpet Militaire          1 3/5' Tierce            String on SW pistons
         8' Post Horn           1 1/7' Septieme                 Percussion to Pedal
         4' Trumpet                16' Fagotto                  Percussion to toe stud
            Tremolo                 8' Orchestral Trumpet       GT/SW/CH/SO to pedal
                                    8' Musette                    Individual reversibles
            PEDAL                   8' Saxophone                4 reversibles to be set
                                    8' Clarinet                 All Swells
        64' Gravissima (res)        8' Corno d'Amore            Crescendo I, II, III, IV
        32' Double Diapason         8' Oboe d'Amore             Tutti I, II
        32' Contra Violone             Tremolo
        32' Contra Bourdon                                      FOOT CONTROLS
        16' First Diapason             STRING  (floating)
        16' Second Diapason                                     Next
        16' Phonon Diapason        16' Contrebasse              Previous
        16' First Bourdon          16' Contra Salicional        Pedal:  8
        16' Second Bourdon          8' Viole d'Orchestre        General:  17-32
        16' Violone                 8' Viole Celeste            4 reversibles to be set
        16' Diapason       GT       8' Violoncello              Percussion to Pedal
        16' Viola Diapason SW       8' Violoncello Celeste      Ventil I, II
        16' Contrabasse    ST       8' Viola d'Amore            SFZ (while depressed,
        16' Melodia        SW       8' Viola Celeste              from Solo or Fanfare)
        16' Gamba          CH       8' Violino Sordo            Piano Damper (controlled
        16' Salicional     ST       8' Violino Celeste            fm button on Exp I pdl)
    10 2/3' Quint                   8' Salicional               Toe Spoons
         8' Octave                  8' Voix Celeste             Harp Damper
         8' Flute                   8' Viola di Gamba           Chime Damper
         8' Gedeckt                 8' Viola Celeste            All Swells
         8' Cello                   8' Viola Sorda              Great to Pedal
         4' Super Octave            8' Viola Celeste            Gong
         V  Mixture                 4' Violina                  Tutti I, II
        32' Contra Bombarde         4' Salicet
        32' Contra Fagotto          4' Gambetta
        16' Bombarde                8' Vox Humana
        16' Tuba Profunda  SO          Tremolo
        16' Double Trumpet GT      16' Piano
        16' Posaune        SW       8' Piano
        16' Fagotto        CH       4' Piano
         8' Tromba
         4' Clarion
            SELECTIVE EXPRESSION  CONTROLS:  63 buttons assign any division except Pedal
            to any of 5 expression pedals, crescendo pedal, and CH/GT/SW thumb slides.
            TREMOLOS:  Some have variable speed and depth, assignable by 9 buttons to any
            of 5 expression pedals, crescendo pedal and GT/SW/CH thumb slides.
                           [Received from Jeff Scofield April 5, 2016]