desc_issuer: South Vietnam desc_year: 1973 desc_month: 3 desc_day: 23 desc_denom: 1pi Related descs: issuer=South Vietnam-9/1/1972-16pi issuer=South Vietnam-1/28/1974-8pi-soldiers&flags Used by 1 overprinted stamp: South Vietnam postage 11/18/1974 25pi multi oc=blk on=3/23/1973-1pi unwmk Not used by any images. Matches 1 type: South Vietnam postage 3/23/1973 1pi multi issue=World Meteorological Day 1973 unwmk |