Autoharp Pocketbook. For Autoharp/Chromaharp. SongBook. Pocketbook. Folk. Beginning. Pocketbook. 32 pages. Published by Mel Bay Publications, Inc (MB.93708). ISBN 9780871665355. Folk. 5x3.5 inches. A handy, pocket-sized instructional book which contains basic information on playing positions and strumming techniques as well as twenty-five tunes with chords and strumming patterns marked. This little book is a tremendous value for the price and can be used for daily practice or as a simple introduction to the instrument.