Hi, I have aquired an Erard Harp. It is 70″ tall and has 47 strings. Also 7 foot pedals. Serial #2283. The strings are qiute loose. Beautiful Gesso. Also with the harp is the original shipping container. A work of art itself. Paper work in French inside. Does anyone have any info on this item. Year made, worth, were to sell?? Thank You, RAR.