Serbia, **/*/used accumulation 1866–1880 on stock cards in stockbook. Very specialized and comprehensive for the earlier issues, EACH stamp is described and valued, e.g. about 275 stamps up to 1872, e.g. many different paper and perforation varieties for the Milan issue 1866. Varieties and units, 50 Para violet brown from 1880 included. Calculated olf value of USD 6500, should be about the same in EUR today and it is a big plus that everything is so well categorized, hence perfect for resale as well as advanced collectiong. The entire lot is presented at www.philea.se. Mostly fine quality (500+) (Image1)