Mary Lou Orthey, Mary Lou Orthey con Autoharp Owner's Manual
"The Autoharp Owner's Manual covers autoharp maintenance, conversions, tuning and string schedules (both diatonic and chromatic), building your own instrument, playing techniques, evaluating instruments, chord bar setups, amplification, history, and much more. Each subject is addressed by a current premier musician/builder. The articles in this book have been taken from past issues of Autoharp Quarterly and have been updated to address current innovations, problems, and instruments. It is a "must have" for every autoharp player.