Single copy

Lot 218 Stanley Gibbons Nov 18, 1980

Used to mail a newspaper or periodical

Multiple use copies

Lot 208 Firby June 22, 2000

Multiple copies on a cover usually have much less value than a single copy. The 2002 Unitrade puts the value of a proper single use of the half-penny stamp on cover at $300 vrs. $20 for a multiple use cover.

Partially imperforate pair

Lot 517 Maresch Feb 3, 1982

Precancelled

Lot 217 Simpson "Small Queens" Nov 18, 1980