what are all the quantity issued?
20,000, 20,000, 15,200, 290,000, 16,750, 30,000, 31,750, 114,430, 46,250, 51,000, 41,350, 47,500, 27,330, 38,350, 60,950, 34,250
of these, which is the least?
15,200
what is the stamp set associated with this quanitity?
19th commonwealth parliamentary conference