Category:Event covers
type of decorated envelope that is created to commemorate an anniversary or other event  | |||||
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Subcategories
This category has the following 6 subcategories, out of 6 total.
Media in category "Event covers"
This category contains only the following file.
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1934 - First Day Cover - Allentown Post Office - Allentown PA.jpg 1,505 × 958; 403 KB
