The Bower Manuscript is a collection of seven fragmentary Sanskrit treatises found buried in a Buddhist memorial stupa near Kucha, northwestern China.[1][2] Written in early Gupta script[3] (late Brahmi) on birch bark, it is variously dated in 5th to early 6th century.[4][5] The Bower manuscript includes oldest dated fragments of an Indian medical text, the Navanitaka.[1][2][6]