If your interest is the Hawai'ian steel guitar, Sol Ho'opi'i was one of the best. There are several cds of his music currently available from dealers, but the tapes here are comprehensive of his style. Ho'opi'i

If your interest is in the music of the late Victorian Royal period, then the first link I posted is the one to see. Guitars either were of Spanish type, or the 'ukulele-like instrument of the Portuguese islands.