African Harp
Mangbetu, Republic of the Congo
First half of the XX century

African Harp
Kele, Gabon
MID - XX century

African Harp
Mangbetu, Republic of the Congo
Second half of the XX century

Burmese Harp
Myanmar
Second half of the XX century

Diatonic Harp
Cebu, Republic of the Philippines
MID - XX century

Welsh Triple Harp
Welsh
First half of the XIX century

“Celtic” Hook Harp
John Egan, Dublin, Irland
circa 1820

“Celtic” Diatonic Harp
Great Britain
First half of the XIX century

Diatonic Harp
Paraguay
MID - XX century

Single-action pedal harp (sabots/crochets system)
France, Paris, Naderman
1770

Single-action pedal harp (bèquilles system)
France, Paris, Cousineau père et fils
circa 1785

Double action harp
Sèbastien Erard, London, England
1812

Double action harp (fourchettes system)
Inghilterra, Londra, J. & J. Erat
1846

Double action pedal harp (fourchettes system)
France, Paris, Domèny
circa 1830

Double action harp (fourchettes system)
U.S.A., Chicago, Lyon & Healy
circa 1904
