GERMANY. Brunswick-Luneburg: Calenberg. Taler, 1691-RB. Zellerfeld Mint. Ernst August, as Bishop of Osnabruck. PCGS AU-50. Dav-6591; KM-265.1; Welter-1950. A few planchet flaws are noted, but this pleasing crown nevertheless exhibits only mild handling throughout along with a subtle tone. From the Robert C. Knepper Collection.