Thegon Stone Slab with a Pyu inscription (PYU21). Found in Thegon township; received in the Sriksetra Museum in 1990.

Images:
PYU21 Thegon Stone Slab Inscription http://doi.org/10.5281/zenodo.3855108
PYU21 Thegon Stone Slab Inscription http://doi.org/10.5281/zenodo.3855110
PYU21 Thegon Stone Slab, Sriksetra Museum, no. 2013/1/52 http://doi.org/10.5281/zenodo.3871579