1. Text number 

Drangsong 141

2. Text title (where present) in Tibetan

༄༅།། རིག་འཛིན་འདུས་པའི་ཐུགས་སྒྲུབ་ཞེས[ཅེས]བྱ་བ་བཞུགསྷོ།།

3. Text title (where present) in Wylie transliteration 

Rig ’dzin ’dus pa’i thugs bsgrub zhes[ces] bya ba bzhugs/

4. A brief summary of the item’s contents

Prayer to the various deities of Yungdrung Bon and the lineages of the vidyādhara masters

5. Number of folios

20

6. Scribe’s name

None

7. Translation of title

The heart-sadhāna of the assembly of the vidyādharas

8. Transcription of colophon

9. Translation of colophon

10. General remarks

The text is incomplete.

11. Remarks on script

’bru tsha, ’khyug ma tshugs, zhang

12. Format

Loose leaves

13. Size

8.1 × 32.2 cm

14. Layout

15. Illustrations and decorations

16. Paper type

Woven, 2 layers, polishing traces, the paper surface processed with a white paint

17. Paper thickness

0.14–0.16 mm

18. Nos of folio sampled

f. 3

19. Fibre analysis

Daphne and Stellera sp.

20. AMS ¹⁴C dating

Ds 141 R_Date(115,30)

Warning! Date may extend out of range – 115+/-30BP

Warning! Date probably out of range – 115+/-30BP

  68.3% probability

    1694AD (15.5%) 1726AD

    1812AD (44.9%) 1895AD

    1903AD (7.9%) 1917AD

  95.4% probability

    1680AD (25.8%) 1740AD

    1752AD (1.8%) 1763AD

    1800AD (67.8%) 1940AD

21. XRF analysis

Main elements: Ca, Fe, K, S

Trace elements: Ti, Zn, Si, Sr

22. RTI

23. GCMS