The Dec. 16, 1963, issue of Linn's reported that President Lyndon B. Johnson had asked that a memorial stamp be prepared to honor President John F. Kennedy, who was assassinated Nov. 22 in Dallas. The article described several previous memorial stamps issued to honor presidents who had died in office.
In his editorial, founder George W. Linn wrote about the daunting task of adding the newly created ZIP code numbers onto every subscriber's address label.
"...We are now informed that perhaps a time limit of six months may be allowed publishers for getting the ZIP Code numbers on all addresses," Linn wrote.
Allcom Co. Inc., of New York, N.Y., advertised the 1955 Armed Forces Day mint souvenir sheet of three from the Republic of China (Scott 1117a) for 80¢. The mint souvenir sheet today catalogs at $800.