Lot 30267 – 1917 Romanov abdication overprints, very fine collection of 52 mostly different blocks

1917 Romanov abdication overprints, very fine collection of 52 mostly different blocks of four, six eight or twelve with variety of overprints incl. crossed swords and izvestia proclamation, many inverted, double or sideways plus 5 interesting covers or stationery showing these ovpts, a number signed Romeko / Paris, A. Brun or Tracht / Odessa.