The collected works (Gsuṅ 'bum) of Blo-bzaṅ-chos-'byor-lhun-grub the 4th Roṅ-tha chuṅ-tshaṅ sprul-sku reprod. from the extant set of prints from the Roṅ-tha blocks - Blo-bzaṅ-chos-'byor-lhun-grub (Sopa, 1975)