For a calligraphy sample click the picture and see a gallery of all Zhang-zhung clusters ,
you can see all the clusters on 4 pages.

[PDF-File, select all pages, use Adobe Reader7,0].

For a calligraphy sample click the picture and see a gallery of all Zhang-zhung clusters with the 4 vowels.

[PDF-File, select all pages, use Adobe Reader7,0].