Geert Bierling plays Locatelli on the organ of Paradijskerk Rotterdam

Geert Bierling, organ (Rotterdam, Oud-Katholieke kerk St. Petrus en Paulus "Het Paradijs"; Christian Gottlieb Friedrich Witte 1858, employing case and pipework by Matthijs Verhofstad 1721)

Pietro Antonio Locatelli (1695-1764)
Introduttione Teatrale in F major, op. 2/4 (arr. G. Bierling)
0:00 Allegro
HW 2, 4,7 NW 11, 15 Ped-HW
2:41 Andante
HW 3 NW 13, 14) Ped-HW
5:09 Allegro
HW 2, 3, 4,6,7 NW 11, 13, 15
Ped-HW

7:06 Menuetto con variazioni (From: Sonate in G major, op. 2/10)
Menuetto: HW 3 NW 12, 14
Ped-HW, HW-NW
Var. 1: HW 3 NW 11 Ped-HW
Var. 2: HW 3, 5 NW 11, 14 Ped-HW
Var. 3: HW 5 NW 14 Ped-HW
Var. 4: HW 2 NW 11, 12
Ped-HW, HW-NW
Var. 5: HW 1, 5
Var. 6: HW 9, 10 NW 11, 15
Ped-HW, HW-NW
Var. 7: HW 1, 6, 8, 9, 10 NW 11, 15
HW-NW

1872 Johan Frederik Witte: stoplist altered
1910 Johan de Koff: alteratians and removal to new church
1927 Johan de Koff & Zn: alterations
1973 Verschueren Orgelbouw: restoration based on 1858 situation

Hoofdwerk (I)
1. Bourdon 16 o/w
2. Prestant 8' o/w
3. Roerfluit 8' o/w
4. Octaaf 4' o
5. Fluit 4' o
6. Quint 3’ v
7. Octaaf 2' v
8. Mixtuur b. III o
9. Cornet tr. IV w
10. Trompet 8 o/w

Nevenwerk (II)
11. Holfluit 8' o/w
12. Viola 8' w
13. Prestant 4' wt
14. Roerfluit 4' w
15. Fluit 2' o
16. Dulciaan 8' w

Pedaal
17. Subbas 16’ w
18. Octaaf 8’ o
19. Fluit 3' o
20. Trombone 8’ o/w

o = pre-1858
w = Witte, 1858
wt= Witte, 1872
v= Verschueren, 1973

Couplers HW-NW, Ped-HW
Manual compass: C-f3
Pedal compass: C-c1

Pitch: a1 = 440 Hz
Tuning: equal temperament