P_170a= dated September 3, 1965
P_170b= dated June 30, 1969
P_170c= dated October 28, 1975, serial number varieties ~ sorszám különbözetek
P_170d= dated September 30, 1980, block number prefix D ~ D sorozat betűjel
P_170e= dated September 30, 1980, block number prefix H ~ H sorozat betűjel
P_170f= dated November 10, 1983
P_170g= dated November 4, 1986
P_170h= dated January 10, 1989
P_170as1= MINTA perforation and red MINTA overprint ~ MINTA perforáció és vörös MINTA felülnyomat
P_170bs2, sc2, ds2, es2, fs2, gs2, hs2 = Pick is unclear, just "specimen" ~ Pick homályos, csak "specimen" ( MINTA)