This product is for an ORIGINAL "CIRCUIT DIAGRAM & PATTERN LAYOUTS WITH MICROFICHE" service manual for 1989 PIONEER SA-1510 and SA-1510S model STEREO AMPLIFIERS. This service manual is in good usable shape. Has some edge, corner and binder hole wear/tear. Has some minor stains, creases etc. Schematic Diagrams are in EXCELLENT SHAPE. No writing found. Shipping anywhere in the USA is FREE on this item. Orders outside USA, please add $4 to cover shipping cost.Thank-you for your interest in my product and thanks for shopping with us!