Our Stamp Den

Tips for the Beginner
 Mourning Stamps
Nicknames of famous stamps
TASCO Educational Booklets
TASCO Non-booklet items: advertising covers, cinderellas, approval sheets, etc
World Records in Stamps
Write an Article or Tell us About Your Collection
Ten Low Cost Ways to Start Collecting Stamps

Albums - Glassine Interleaving
Acid_Paper_and_Album_Pages
Buying Stamps - Kiloware and Mixtures
Buying & Using Sheet Protectors
Buying Stamps - New Issues
Great Deals are Often Not What They Seem
 Glues, Gums, and Adhesives
How to Tell a Revenue Usage When You See One
Inventories or Keeping Track
Learning About Your Hobby
Mount Stamps
Not Your Run-of-the-Mill Cancellations
 Problems and a solution
Select An Album
Soaking Stamps
Soaking II
Sort Stamps
Save Time
Tools of the Trade
Tools -Cleaning Up
Tools - Stockbooks, Stockpages and Stockcards
Tag Stamps --Safety
Watermark Stamps 
What Condition Your Condition Is In
Specializing and Specialty Groups
What are and How to --Perforations---
What is My Collection Worth?
 “Unlisted Watermarks” and More
Used Catalogs and Stamp Books

Artcraft FDC's
My Other World
U.S. Revenues - I Love them!
What to Collect

Donations

On To The Fun Page

Stamp Glossary "O"

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Obliterated Stamps Stamp portrait of a deposed or deceased monarch or president of a country is blotted out.

Obsolete Stamps which are not available for sale through the post office, though continuing to be valid for postage. Stamps which are no longer valid are declared to be ‘invalidated’ or ‘demonetized’.

Occupation Stamps Overprinted, or specially printed, stamps for use in a territory occupied by foreign forces.

Off Centre A stamp that have its design positioned unevenly between the four edges of the perforations.

Official Stamps Stamps specially printed or overprinted for use by governments or government departments.

Overprint Additional inscription or device printed on the face of a stamp to denote an event, special usage, etc.