Watch List notes:

Tibet. AR Ranjana Tangka, "16-61"-meaningless date. C.27. The Ranjana Tangkas (named after the script used on both sides) are believed to have been struck by Nepalese merchants in Tibet in the late 19th to early 20th Century, circulating at the same rate as the Kong-par and Ga-den Tangkas. Cf. "The Tibetan Tangkas with Rañjana Script", Bertsch, Wolfgang, ONS, no. 185, autumn 2005, p.18-31. Scarce. Very light residue, likely removable. Good Very Fine..

Estimate: $150 - $200