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Source:
Colnect
Issued by:
Hong Kong
Function:
postage
Date:
11/23
/
1983
Issue:
100th Anniversary of Hong Kong Observatory
Denom:
$1.30
Color:
multicolored
Design:
Thermometer
Watermark:
crown & CA spiral
Perf:
14.25
Catalog value:
Prev:
$1 d=wind measuring equipment
Next:
$5 d=ancient & modern seismometers
External links:
Colnect 315844..ng_Observatory
Record of changes
