(6100) 1806 50C PCGS VG08 O-108, T-2, R.7 ***

Extremely rare only nine known the famous knob six no stem. As a die state its r8+ with only 2 known. Originality from the Don Frederick sale in 2007 and owned by Link, Sharfman, Downey, etc. See the fantastic pedigree from his 1-17 sale. A truly great rarity in the U.S. catalog. 39309. (SP) ***