Reference collection including Large Hermes Heads stamps (with faults). All the values from all issues but 3 stamps missing (Hellas 8, 9I and 38). Also the major color shades from 5l, 10l, 20l and 40l, several control number errors, few plate flaws, characteristic "2" and "0"s and 3 forges stamps. Total 125 items. Very nice lot.