1. OC/Neg 1281b Reference (shelfmark): OC/Neg 1281b Title: Shel dkar bKa' 'gyur, section 'Bum, vol. 4 (Microfilm) Scope & Content: Microfilm of Or 6724, Shel dkar bKa' 'gyur, section 'Bum, Nga, vol. 4 Collection Area: Oriental Manuscripts Languages: English and Tibetan Date Range: 1995 Extent: 355 frames