“Specimen of Auriferous Galena in matrix from Doan's Lead Mine, New Galena, Bucks Co, Pennsylvania. Late 19th C. label, originally from the collection of H. R. Sharpless of West Chester, PA. Specimen size: 5 x 4.3 cm. From the PA Annex of my personal collection, acquired in 2007.”
Mark Heintzelman - 16th September 2012