Opus 13 (1989)
2m + P, 19 stops. The Laigh Kirk, Paisley. Organ with double facade of 8' Principal - Great, and 4' Principal - Choir. Consultant: James A MacKenzie (organbuilder, Glasgow). This instrument has been used in the Paisley International Organ Festival for both recitals and organ-playing competitions.
Specification
| Great Organ: | Principal 8' | 75% tin, in facade |
| Chimney Flute 8' | 25% tin | |
| Octave 4' | 25% tin | |
| Spill Flute 4' | 25% tin | |
| Gemshorn 2' | 25% tin | |
| Mixture IV | 25% tin | |
| Trompete 8' | 70% tin | |
| Choir Organ: | Gedackt 8' | Oak |
| Principal 4' | 75% tin, in facade | |
| Clear Flute 4' | Oak | |
| Octave 2' | 25% tin | |
| Quinte 1 1/3' | 25% tin | |
| Crumhorn 8' | 60% tin | |
| Tremulant | ||
| Pedal Organ: | Subbass 16' | Pine |
| Octave 8' | from Great | |
| Flute 8' | extension of Subbass | |
| Fagot 16' | Pine | |
| Trompete 8' | from Great |