Frédéric Long:
Martin bronze string A
Frédéric Long:
Martin bronze string D
Frédéric Long:
Martin bronze string A (2)
Frédéric Long:
Cordes et frette
Frédéric Long:
Repère
Frédéric Long:
Tuning key #3
Frédéric Long:
Tuning key #2
Frédéric Long:
Tuning key #1
Frédéric Long:
Nickel wound electric guitar string
Frédéric Long:
Bronze acoustic guitar string
Frédéric Long:
LA♭
Frédéric Long:
DO#
Frédéric Long:
Les touches noires