Title: Phug lugs rtsis kyi bstan bcos legs par bshad pa rigs ldan mchod paʼi ʼod snang las rab rgyal sa bya lor rtsis ʼgo gsar du spos pa
Description: On account of the principles of Tibetan astronomic, predictive astrological, and calendrical calculations according to Pukluk tradition. Written by Lodro Gyatso (1909-1984).