See Gleanings in Bee Culture Sept 1986 and March 1988.Latter
article lists over 90 countries which produced bee related stamps
from 1986-88 including other species of bees,skeps and in the
case of New Zealand,our parliament building known as the bee hive
because of its shape ...some would say because of the drones that
work there !!!
Bee World 54(2): 53-56, 1973 has other listings.