Germany, 1911, 10pf red, two singles + left margin W. Sellschopp & Pelican Ink ad labels. Tied by indistinct 1912 railway postmarks on cover to Stassfurt; cover with sealed cover tear at top and partial backflap, F.-V.F., a rare ad label usage. Michel No. R24+R27  Estimate $500 - 750. $0 (Image)