He set himself up with a network of specialist dealers and auction house experts, but he didn't attend meetings of philatelic societies.
Negus was a member of many philatelic societies and contributed numerous articles to their journals.
Founded in 1896, it is one of the oldest existing philatelic societies in the United States.
The United States Postal Service, nine foreign governments or their agents and philatelic societies will exhibit as well as 24 dealers.
The museum also was the location of numerous philatelic exhibitions held by various philatelic societies.
David Louis Lidman was active in philatelic societies.
It is now mainly elderly men in philatelic societies.
"Bert" Christian was active in a number of philatelic societies.
For the remainder of his life and philatelic career he made it a point of participating in all major activities of both philatelic societies.
The United States Postal Service hopes to offer some other commemoration to bolster the meeting of the philatelic society.