Sold for:
$280.0 Info: http://www.ebay.com/itm/151150851176
Oct 31, 2013 1842, Frankfurt (Free City). Huge Silver Double Thaler (3½ Gulden) Coin. 37gm!
Sold for:
$400.0 Info: http://www.noble.com.au/auctions/lot/?id=258314
Estimate $150 S ... GERMANY, Prussia, Friedrich Wilhelm IV (1840-1861), silver double thaler or 3 1/2 gulden, 1841A (KM.440.1). Extremely fine or better.