Codes so far:
26 3 (1983 ST70 with July stamps)
3N 1 (Homer found)
351 (Homer found)
341 (1983 TST60, May stamps, ATO)
29 1 (1982/83 block logo TST100MG, SN 13695, ATO)
23 2 (mystery PG off YJ)
26 3 (1983 ST70 with July stamps)
3N 1 (Homer found)
351 (Homer found)
341 (1983 TST60, May stamps, ATO)
29 1 (1982/83 block logo TST100MG, SN 13695, ATO)
23 2 (mystery PG off YJ)