Lot 269
1915, 'Anglo-French' 15 mm: 50 pf. black and purple on buff, tied by clear cds. "LOME 7.1.15" to piece; a superb copy of this rare stamp of which 19 examples were overprinted and Gibbs had recorded only 7 used examples; several signatures and certificates Luder and Co., Hans Grobe and BPA (1937 and 2014).