Stampdesc Bolivia, 4b-Sun Gate-unissued

desc_issuer: Bolivia
desc_denom: 4b
desc_design: Sun Gate
desc_unissued: 1

Used by 1 overprinted stamp:
Bolivia postage 12/17/1960 4000b issue=1960 provisional d=Sun Gate oc=blk on=4b-Sun Gate-unissued

Description does not match any stamp types!