The OHS Pipe Organ Database

First Church of Christ, Scientist - Extension
210 Massachusetts Avenue
Boston, Massachusetts 02115

OHS Database ID 14542.

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Status and Condition

The organ has been renovated and is no longer in its original state.
The condition of the organ is in not known or has not been reported to the Database.
We received the most recent update on this organ's state and condition June 24, 2014.

Technical Details

Electro-pneumatic (EP) chests.

Four manuals. 6 divisions. 69 stops. 92 registers. 80 ranks. Manual compass is 61 notes. Pedal compass is 30 notes.

The organ is in center chambers at the front of the room with visible façade pipes or case front. Traditional style console with roll top. The console is in a fixed position, right.

Drawknobs in horizontal rows on terraced/stepped jambs. Adjustable combination pistons. Crescendo Pedal. Combination action thumb pistons. Combination action toe studs. Coupler reversible toe studs.


  • Identified from company publications as edited and expanded in The Hook Opus List 1829-1935, ed. William T. Van Pelt (Organ Historical Society, 1991). (James Cook. February 26, 2005)
  • Updated through online information from Steven E. Lawson. (Database Manager. August 10, 2013)

Online Documents

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Related Database Entries

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Other Websites

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Vintage postacard image of organ facade. Digital image by Jim Lewis 2008-08-16
Church Interior and Pipe Facade. Vintage Postcard, courtesy of T. Bradford Willis, DDS (1927)
Console and auditorium. Jim Lewis collection, courtesy of Jim Lewis (c.1907)
Facade and Auditorium. Jim Lewis collection, courtesy of Jim Lewis (c.1907)

Pipe organs in Massachusetts sponsored by Mssrs. Czelusniak et Dugal.

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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.

  • Specification from The Etude (November 1906)
    Boston, Massachusetts
    The First Church of Christ, Scientist - The Mother Church Extension
    Hook & Hastings Co.   Opus 2107   1906          4 manuals, 69 stops, 80 ranks
    Manuals: 61 notes   Pedal: 30 notes
            GREAT ORGAN                          SOLO ORGAN (enclosed)
        16' Diapason                          8' Stentorphone, Powerful  
         8' Diapason, Forte                   8' Philomela               
         8' Diapason, Mezzo                   8' Gamba, Powerful         
         8' Diapason, String                  4' French Flute            
         8' Gamba                             8' Tuba Mirabilis          
         8' Gemshorn                          4' Tuba Octave             
         8' Hohl Flute                        8' Orchestral Oboe         
         8' Doppel Floete                     
         4' Flute Harmonique                     ECHO ORGAN (enclosed)
         4' Octave                           (to operate from Solo keyboard)
         3' Twelfth                          16' Lieblich Gedeckt         
         2' Fifteenth                         8' Viola                   
            Mixture, 5 ranks                  8' Viola d'Amour           
        16' Trumpet                           8' Voix Celeste            
         8' Trumpet                           8' Quintadina [sic]        
         4' Clarion                           8' Viol d'Orchestre        
                                              4' Wald Flute              
            SWELL ORGAN (enclosed)            4' Gambette                
        16' Bourdon                              Harmonia Ætheria, 5 ranks
         8' Diapason                          8' Cor Anglais, Orchestral 
         8' Salicional                           
         8' Concert Flute                        CATHEDRAL CHIMES
         8' Unda Maris                           A complete set of tubular
         8' Gedeckt                              bells of 20 notes from Ao,
         8' Aeoline                              operated by compressed air
         4' Flute Traverso                       and played from swell.
         4' Octave                          
         4' Violina                              PEDAL ORGAN
         2' Flautino                         32' Diapason                
            Dolce Cornet, 4 ranks            16' Diapason                
        16' Fagotto                          16' Violone                 
         8' Cornopean                        16' Bourdon                 
         8' Oboe                             16' Dolce                   
         8' Vox Humana, French                8' Gross Flute             
                                              8' Flauto Dolce            
            CHOIR ORGAN (enclosed)            8' Violoncello             
        16' Contra Dolce                     16' Trombone                
         8' Diapason, Full                    8' Trumpet                 
         8' Diapason, String                     
         8' Dolce, Dulciana                      COMBINATION PISTONS (Adj.)
         8' Melodia                              5 Great and Pedal
         8' Gedeckt                              5 Swell and Pedal
         4' Flute d'Amour                        3 Choir and Pedal
         4' Fugara                               3 Solo and Pedal
         2' Piccolo                              3 Echo and Pedal
         8' Clarinet, Orchestral                 1 General Release
                                                   Combination Adjustor
            Swell to Great 16, 8, 4              PEDAL COMBINATIONS
            Choir to Great 16, 8                 All diapasons in the organ
            Solo to Great 16, 8                  All flutes in the organ
            Echo to Swell 8                      All strings in the organ
            Solo to Swell 8                      All reeds in the organ
            Echo to Choir 8                      Full organ with all couplers
            Swell to Choir 8                     
            Great to Pedal 8                     PEDAL MOVEMENTS
            Swell to Pedal 8, 4                  Grand Crescendo Pedal and Full Organ
            Choir to Pedal 8                     Great to Pedal Reversible
            Solo to Pedal 8                      Swell to Pedal Reversible
            Solo on, Echo on [sic]               Balanced Swell Pedal
            All couplers                         Balanced Choir Pedal                    
            Release compound couplers            Balanced Solo and Echo Pedal
                                                 Motor Starter
            Tremolo, Swell
            Tremolo, Echo
            Crescendo Indicator
            Wind Indicator
            Organist's Bench, Adjustable
     [Received from Steven E. Lawson 2013-08-12.]
  • Click Here Specification from The Etude (November 1906) Plain text; will open in a new window or tab.