desc_issuer: Yugoslavia desc_issue: 1937 air desc_denom: 30d Used by 1 overprinted stamp: Italian occupation of Ljubljana airmail 1941 30d bl issue=1941 air dt=airplane over landscapes (1937) d=plane over Ljubljana on=issuer=Yugoslavia-issue=1937 air-30d unwmk perf=12.5 Not used by any images. Matches 1 type: Yugoslavia airmail 9/12/1937 30din bl issue=1937 air dt=airplane over landscapes (1937) d=plane over Ljubljana unwmk perf=12.5 |