MENU
MENU
Counties A-D
Adams
Allegheny
Armstrong
Beaver
Bedford
Berks
Blair
Bradford
Bucks
Butler
Cambria
Cameron
Carbon
Centre
Chester
Clarion
Clearfield
Clinton
Columbia
Crawford
Cumberland
Dauphin
Delaware
Counties E-L
Elk
Erie
Fayette
Forest
Franklin
Fulton
Greene
Huntingdon
Indiana
Jefferson
Juniata
Lackawanna
Lancaster
Lawrence
Lebanon
Lehigh
Luzerne
Lycoming
Counties M-P
McKean
Mercer
Mifflin
Monroe
Montgomery
Montour
Northampton
Northumberland
Perry
Philadelphia
Pike
Potter
Counties S-Y
Schuykill
Snyder
Somerset
Sullivan
Susquehanna
Tioga
Union
Venango
Warren
Washington
Wayne
Westmoreland
Wyoming
York
Postal History Programs
Exhibits
MENU
MENU
Home
About
Officers and Directors
Annual Meeting
Awards and Honors
Disclaimer
Auctions
Sescal Auction – Oct 4-6, 2019
Barwis Auction – Oct 5, 2019
Gross Auction – Oct 29/30, 2019
Blog
Contact
Gallery
Historian
Join
Links
Members
Member Interests
Index of Previous Issues
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
Postal History Programs
Postal History Presentations
Written by
Steve Kennedy
on
November 14, 2018
in
Featured
,
Postal History Presentations
,
Postal History Programs
with
0 Comments
Thanks to Dr. Charles J DiComo, PhD for this presentation.
2018-11-14_DiComo-DevPerfsUSStamps1855S
Top
