Below is an except from an article on Ellen Fullman's Long String Instrument. She began development in 1981. William Close "invented" the Earth Harp in 1999, both work on the same principles. The strings are not being plucked. They are essentially being bowed with pinched fingers coated with...
I found this forum while searching for information on William Close Earth Harp. There is a closed thread here on the subject though it seems some are still in doubt one could tease sound from a long string device. While William created his Earth Harp in 1999, Ellen Fullman created her long...