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Item Type: Concertina
| Summary | Labels and Serial Numbers | End Frets | Fingering System | Straps and Holding Devices | Fret Baffle | Action Board | Reeds and Reed Pans | Bellows | Case and Other |
End Frets
Summary: First appearance in the Collection of the post-1848 machine-cut fretwork introduced by Louis Lachenal during his time as Manager at Wheatstone's Conduit St premises. The frets are now machine-cut, with embouchures for maker's label and for a serial number (both present).
End Shape: Hexagonal
End Sides: Six
End Diameter: 157mm
End-Profile: Flat
End Material: Single-ply rosewood ends, in the post-1848 machine-cut fretwork introduced by Louis Lachenal during his time as Manager at Wheatstone's Conduit St premises.
End Bolts: Tall cheese-head brass bolts, securing the fretwork end to the action frame and bellows.
Fret Pattern: Post-1848 machine-cut fretwork introduced by Louis Lachenal
Label Embouchure Pattern: Oval to RH, scalloped shaped to LH
Strap Screw-insert type: Inset circular brass disc with one steel securing screw one at each side, not used since instrument has later Straps with "West Street" two-hook clasps.
Finger-rest: Standard format curved-end brass finger-rests, with no cladding intact . Central securing screw, with a layer split clasp at either end.
Fret Condition: Fine, high gloss - probably polished at West Srtreet.
Damage Summary: Fine condition, with Wheatstone replacement thumb-straps and bellows
