Robert A. Siegel Auction Galleries
Confederate States and Civil-War Related
1857-60 Issue
Confederate States and Civil-War Related
1861-66 Issue
1857-60 Issue
1861-66 Issue
Postal Stationery
Confederate States and Civil-War Related
Patriotics
Confederate States and Civil-War Related
1857-60 Issue
Confederate States and Civil-War Related
Postal History - General
Free Franks
Presidential & Wives Autographs and Free Franks
Free Franks
Presidential & Wives Autographs and Free Franks
Free Franks
Massachusetts
Transoceanic Mails
Western Expresses
Stampless Covers - General
Transoceanic Mails
Hawaii
U.S. Postmasters' Provisionals
1847 Issue
1851-56 Issue
1857-60 Issue
1861-66 Issue
1867-68 Grilled Issue
1869 Pictorial Issue
1870-88 Bank Note Issues
Transoceanic Mails
Columbian Issue
1894-98 Bureau Issues
Trans-Mississippi Issue
Carriers, Locals and Independent Mails
Postal History - General
Connecticut
New York
Tennessee
Stampless Covers - General
Valentines
1857-60 Issue
1861-66 Issue
Stampless Covers - General
1857-60 Issue
Great Britain
Stampless Covers - General
1851-56 Issue
Stampless Covers - General
1851-56 Issue
Stampless Covers - General
1851-56 Issue
1857-60 Issue
1851-56 Issue
1857-60 Issue
1861-66 Issue
Postal Stationery
1869 Pictorial Issue
1870-88 Bank Note Issues
Postal History - General
1851-56 Issue
Postal Stationery
1857-60 Issue
1861-66 Issue
Postal History - General
20th Century Commemorative Issues
Postal History - General
Connecticut
Florida
Postal History - General
Michigan
New Hampshire
Collections and Accumulations
Stampless Covers - General
Colonial
Waterways
Pennsylvania
Texas
Postal History - General
Collections and Accumulations
General Ephemera
Presidential & Wives Autographs and Free Franks
General Autographs
Railroads
New Jersey
Railroads
1857-60 Issue
1861-66 Issue
Railroads
Kentucky
Waterways
1861-66 Issue
1851-56 Issue
Postal Stationery
Waterways
New Hampshire
U.S. Postmasters' Provisionals
1847 Issue
Carriers, Locals and Independent Mails
1847 Issue
1851-56 Issue
1857-60 Issue
1861-66 Issue
Postal Stationery
1861-66 Issue
1867-68 Grilled Issue
1861-66 Issue
1867-68 Grilled Issue
1861-66 Issue
1869 Pictorial Issue
France
1870-88 Bank Note Issues
1890-93 Small Banknote Issue
Postal Stationery
Transoceanic Mails
Postal Stationery
1890-93 Small Banknote Issue
1894-98 Bureau Issues
1902-08 Issue
Expositions
1870-88 Bank Note Issues
Postal History - General
Expositions
Postal Stationery
Columbian Issue
Trans-Mississippi Issue
Pan-American Issue
20th Century Commemorative Issues
Postal History - General
20th Century Commemorative Issues
Washington-Franklin Issues
20th Century Commemorative Issues
First Day Covers
1857-60 Issue
U.S. Flight Covers
1870-88 Bank Note Issues
Columbian Issue
U.S. Pioneer Flights
U.S. Flight Covers
Air Post
U.S. Flight Covers
Air Post
Postal History - General
Officials
Pennsylvania
Postal Stationery
Carriers, Locals and Independent Mails
Postal History - General
Stampless Covers - General
Postal History - General
1861-66 Issue
Postal History - General
1861-66 Issue
1869 Pictorial Issue
1870-88 Bank Note Issues
Postal History - General
Connecticut
Illinois
Transoceanic Mails
Postal History - General
Collections and Accumulations
First Day Covers
Postal History - General
First Day Covers
Postage Due
Collections and Accumulations
Postal Stationery
Collections and Accumulations
Railroads
U.S. Flight Covers
Postal History - General