Originally published in 1920, this book contains the transcribed text of the G.1 manuscript in the Library of Trinity College, Cambridge, which was written in the fourteenth century and contains the first forty Psalms. Sheppard provides a historical background to the manuscript and its creation, as well as an overview its unique value to scholars of Hebrew as 'a Prince' among manuscripts. This book will be of value to anyone with an interest in medieval Hebrew and the transmission of the Jewish Scriptures.