see <#auxiliarymarkin-gen=Auxiliary Marking>.

series of <#commem=commemorative> <#stamp=stamps> honoring famous Hollywood personalities.  The first stamp in this series is the 1995 Marilyn Monroe (<#scott=Scott> 2967).

a cartoon-like character used as a <#marginmark=marginal marking> from 1964 to 1986 promoting the use of <#zipcode=ZIP Code>.

official term, used from 1898 until 1901, for what are now known as <#postcard=post cards>.

a <#postalmark=postal marking> used on <#regmail=registered mail> to foreign countries; an abbreviation of “Avis de reception,” indicating <#rr=return receipt> service is requested