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{Adler}

IND ?> Inv. number
3117
CN/NP ?> Common name / Nominal Pitch
English horn in F
TS ?> Type or system
2-keyed curved English horn
MK ?> Maker
Adler, Frédéric Guillaume
IN ?> Mark, inscriptions
(crown) / ADLER / A PARIS / (five-point star) – on TJ and MJ;

(crown) / ADLER / RUE MANDAR / A PARIS / (five-point star) – on B.
PL ?> Place of origin Paris
DM ?> Date of making Early 19th century
MATERIALS Leather covered maple with horn mounts, silver keys.
MEASUREMENTS
Body Length 784mm
TJ length (body + tenon) 295mm + 23mm
MJ length (body +tenon) 343mm + 26mm
B length 146mm
Acoustic Length c.460mm
BORE
Minimal bore 5.5mm
Reed well diameter 8.6mm
Bore at end of TJ 10.8mm
Bore at top of MJ 10.2mm
Bore at end of MJ 17.2mm
Bore at top of B 19.3mm
TECHNICAL DESCRIPTION
Curved body with leather covered wood for TJ and MJ. Black stained or lacquered bell.

Silver keys with flat octagonal flaps type Young-N, the lever being soldered to the keyhead.

SATK (springs attached to the key).

Key-holes flattened out.

Raised key mounts not circular.

3rd hole doubled with finger cove.

Gilded festoons at the extremities of TJ and MJ and on the back, where the leather is glued together.

Bulb bell with 2 vent-holes.
FL ?> Faults
Excellent condition. Traces of a repaired crack in Bell. MJ sideways warped.
PA ?> Playing Accessories
1 bocal (not clear if original) in nickel silver 97mm ø 3.0mm + 5.7mm. Mahillon (R1978) Vol.V p.91 mentions a bocal in brass. One reed (not clear if original), which is bassoon-like, made with two wires and no staple.
UP ?> Usable Pitch
No good playing result was obtained with the present bocal. Best playing result was obtained with a bocal 93mm ø 2.7mm + 5.8mm and a reed TL 49mm / staple 27mm / tip width 9.5mm, giving A = c.435Hz.
PC ?> Performance Characteristics
The instrument has a huge amount of resistance, making the playing very hard. Uneven intonation.
PO ?> Previous Ownership
Gift of J.A. Kappey.
FM ?> Further information on maker
Jansen (1978) Vol.1 pp.327–8.
SR ?> Specific literature Reference
Mahillon (R1978) Vol.V p.91.

Mentioned in Waterhouse (1993) p.3.
GL ?> General literature (about this type of instrument)
Finkelman (2000) Teil 6/7.
Remarks
The present bocal is probably not original.

Frédéric Guillaume Adler is primarily known as a reputed bassoon maker.

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{The Brussels Musical Instruments Museum Oboe Collection}

{Adler}