The Organ of Durham Cathedral Henry Willis, 1876; Harrison & Harrison, 1905, 1934 and 1970 Pedal Organ (north and south sides) Oboe 8 Double Open Wood 32 Vox Humana 8 Open Diapason 16 Tremulant Open Wood I 16 Double Trumpet 16 Open Wood II 16 Trumpet 8 Violone 16 Clarion 4 Dulciana 16 Solo to Swell Contra Viola (Solo) 16 Bourdon 16 Choir Organ (south side, west, enclosed) Principal 8 Bourdon 16 Octave Wood 8 Viole d’Amour 8 Cello 8 Flauto Traverso 8 Dulciana 8 Gedeckt 8 Flute 8 Gemshorn 4 1 Twelfth 5 /3 Flauto Traverso 4 Fifteenth 4 Stopped Flute 4 2 Super Octave Wood 4 Nazard 2 /3 Twenty Second 2 Piccolo 2 3 Mixture IV Tierce 1 /5 Double Ophicleide* 32 Dulciana Mixture III Double Trombone 32 Clarinet 8 Ophicleide* 16 Tremulant Trombone 16 Swell to Choir Cor Anglais (Solo) 16 Solo to Choir Tromba 8 Bombarde Tubas on Choir Cornett 4 Great to Pedal Positive Organ (south side, above Choir) Swell to Pedal (on Choir keys) Choir to Pedal Flûte à Cheminée 8 Solo to Pedal Quintade 8 Prestant 4 Great Organ (south side) Flûte Ouverte 4 Double Open Diapason 16 Doublette 2 Contra Clarabella 16 Sesquialtera II 1 Open Diapason I 8 Larigot 1 /3 Open Diapason II 8 Octavin 1 4 Open Diapason III 8 Octave Tierce /5 Open Diapason IV 8 Cymbale III Claribel Flute 8 Dulzian 16 Gamba 8 Trompette 8 Stopped Diapason 8 Positive on Great Octave 4 Positive on Solo Principal 4 Harmonic Flute 4 Solo Organ (enclosed; north triforium) 2 Octave Quint 2 /3 Contra Viola 16 Super Octave 2 Viole d’Orchestre 8 Mixture IV Viole Céleste 8 Scharf III Viole Octaviante 4 Contra Posaune 16 Cornet de Violes III Posaune 8 Harmonic Flute 8 Clarion 4 Concert Flute 4 Reeds on Choir Harmonic Piccolo 2 Swell to Great Cor Anglais 16 Choir to Great Corno di Bassetto 8 Solo to Great Orchestral Oboe 8 Tremulant Swell Organ (enclosed; north side) French Horn 8 Double Diapason 16 Orchestral Tuba 8 Open Diapason I 8 Tuba* 8 Open Diapason II 8 Tuba Clarion* 4 Salicional 8 Octave Vox Angelica 8 Sub Octave Lieblich Gedeckt 8 Unison Off Principal 4 Harmonic Flute 4 *These four unenclosed stops are grouped Fifteenth 2 together as the Bombarde division and are Mixture V situated behind the north-western quire-stalls .