There are four general calsses of manuscript still prevalent in. Handwritten paper of handbooks containing ritual texts, prayers, sadhanas, divinatory and astrological texts used in daily services or special occasions, and tantras widely used by mongolian lamas.Asian mongolian antique buddhist mongolian manuscript sutra handwritten texts on thin apper in preparation for xylographic copies ie. Woodcuts formally known sa xylography is a relief printing artistic technique in printmaking in which an image is carved into the surface of a block of wood, with the printing parts remaining level with the surface while the non-printing parts are removed.