Main Exhibits
Essays, Fancy Cancels, Postal History, etc.
3¢ Plate Characteristics Telling them Apart
3¢ Platers Markings Characteristic Notation
3¢ Orange Browns Plates 1E, 1I, 2E, 5E, & "0"
Experimental OB's from Plate 1L
Railroad & Agent Markings On & Off Cover
Route Agent & Name-of-Boat Markings On & Off Cover
Institution Markings Academies, Colleges, etc.
Mis-Struck Markings
Arrival, Entry, Packet, Transit
"Mystery" Markings
One Hypothesis
Studies In Progress
The New York Domestic Mail 52-3 Cancel Revisited "APL" for "APR" - New Discoveries
Resources
The 3¢ Study Group Meets Bi-Annually
Essential References
& Philatelic Exchanges
Useful Links
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Railroad & Agent Markings
from the Collections of Dr. Charles J. DiComo,
Click each image to view large, detailed panels
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Cleveland & Sandusky, Concord & Montreal, Buffalo & Erie, et al. |
Boston & Main, Michigan Central, U.S. Express Mail et al. |
Louisville & Frankfort and Lexington & Frankfort, Morris & Essex, et al. |
Virginia & Tennessee, Philadelphia & Pottsville, New Haven & Greenfield, et al. |
Buffalo & Erie, Pha 7 Baltimore, Norwich & Worcester, Louisville & Cincinatti Mail Line  |
Long Island, Merwinsville Route Agent (HRR), Wartrace Route Agent (N&CRR) |
Baltimore & Ohio |
Boston & Fitchburg, Boston & Maine |
Baltimore & Ohio, New York & Philadelphia |
Eastern |
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