Delaware Organ Co. (1964), incorporating pipes from previous organ*
St. Mark's Anglican Church, Niagara-on-the-Lake, Ontario

GREAT ORGAN

8     Principal (1-12 existing Swell Diapason, 13-61 new)
8     Bourdon
8     Dulciana (old pipes rescaled/revoiced)
4     Octave (old pipes rescaled/revoiced)
2     Flachflote
IV    Fourniture 
8     Trumpet (Swell) - later addition

SWELL ORGAN

8     Gedeckt (old pipes rescaled/revoiced)
8     Viola (old pipes rescaled/revoiced)
8     Viola Celeste (old pipes rescaled/revoiced)
4     Rohrflote (Delaware stock)
2     Principal
1 1/3 Quint
III   Scharf
8     Trumpet
Swell to Swell 16, 4

PEDAL ORGAN

16    Bourdon (1-32 old pipes; 33-56 new)
16    Gedeckt (old pipes)
8     Principal (1-12 from Great Principal)
8     Bourdon (ext)
4     Choralbass (ext)
4     Bourdon (ext)
2     Principal (ext)
16    Trumpet (ext Swell)
8     Trumpet (Swell)
4     Trumpet (Swell)

Great to Pedal
Swell to Pedal
Swell to Great 16, 8, 4

5 General thumb pistons (below Swell manual), adjustable by setterboard
* Previous instrument possibly built by Lorenzo Morel, Toronto.