Lot 51290 – 1978 International women’s year 50b on 150b, National day 40b on 150b, and 75b on 250b, blocks of four,

1978 International women’s year 50b on 150b, National day 40b on 150b satellite station, and National day 75b on 250b telecommunications network, blocks of four, two gutter pairs, mint n.h., within the margins is the imprint “QCSPL” and colour reference sheet marks, very fine; from the values 40b and 50b there are only 10 pairs possible; showpiece.