We are working on the new catalogue "Lithuanian Coinage of Alexander Jagiellon and Sigismund the Old 1495-1536" now. Hope we can issue the book in the last quarter of next year.
Pictures of the Lithuanian groats (1535-1536) of Sigismund the Old, not included into previous catalogues, are welcomed. You can send it directly to my address
*** Private information removed by Staff. Please do not post your address/email/phone number etc. ***The very last our previous books "Early Lithuanian half-groats 1495-1529" on sale now
https://www.ebay.com/itm/264403704971