The full Tertön Gyatsa text can be found at the following page: Volume 1 (ཀ), 341-765, 1a1-213a4.
Name in Gyatsa: འབྲི་གུང་རིག་འཛིན་ཆོས་ཀྱི་གྲགས་པ་ ('bri gung rig 'dzin chos kyi grags pa)
Page #s for bio of this person: 713 to 714
Folio #s for bio of this person: 187a4 to 187b1