Watch List notes:

EUROPEAN COINS FROM THE ÅKE LINDÉN COLLECTION, AUSTRIA Holy Roman Empire, Franz Joseph I, Silver Proof Gedenkthaler, 1877, Vienna, bust right, rev opening of the Mt. Raxalpe Inn (Dav 30; Jl 371.I; Thun 462). A lovely uncirculated Proof with hardly any hairlines, very rare.
ex Numismatik Lanz Auction 49, 23 May 1989, lot 664
mintage only 100 pieces struck for the "Raxalpe"

Estimate: £3000-4000