Mog-4276c. AH date top centre. Mint name written differently from usual
Photo from Baldwin (2005) sale 40, lot 1100

Wt = 11.26g. AH date and RY off flan. Mint name written in a similar way to coin above
Photo from Oswal Auctions, sale 49, lot 145

Wt = 11.56g. Diam = ~22mm. AH date not visible. Mint name in normal style
Photo from Zeno 273231, posted by Lingen