Bobrov (Voronezh Government). 1872-79, Attractive and valuable mint section mounted on exhibition page comprising 10 mint or unused stamps, better items incl. 1878 3 kop. black on lilac-rose paper Type IV, 1879 3 kop. black on green square-type, a very rare example of the rectangular 3 kop black on green (Zag. 3, Schmidt 7, ex Liphschutz) with certificate Furnon, also 3 kop. black on light bluish paper (Zag. 7, Schmidt 11), a scarce lot
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