Archduke Rudolf of Austria (1858-1889) posing on his rocking horse.
Cdv by Ludwig Angerer, Wien. Taken December 1862 for the Queen of Spain (added in period hand in ink at reverse).
Sized ca 61 x 104 mm - 2 3/8 x 4 1/8 inches (mount).
Condition is excellent.
Original is sharp and a bit darker toned.