Guitar made for Koliker, Paris circa 1825.
Plain mahogany body, back made of 1 part,
Neck/head platted with ebony,
Pons's system ajustable neck with a screw,
branded "Koliker à Paris" on the soundboard.
String lenght: 63 cm,
total lenght: 89.5 cm,
nut: 44 mm.