US Source Abbreviations
Sources are given in abbreviated format in the census. The list below includes the abbreviations used for books, authentication services, journals, auctions, and exhibits.
AHA – American Historical Auctions (auctions)
APCB – American Philatelic Congress Book, (book series)
CCPL – Collectors Club Philatelist (journal)
CHR – Christie’s (auctions)
CHRO – The Chronicle (journal)
CSRA – US Philatelic Classics Society/Resources/Other Archives (website)
HMA – Hindman Auctions
HRH – H. R. Harmer, New York (auctions)
JAF – John A. Fox (auctions)
JWK – John W. Kaufmann (auctions)
LSA – Laurence & Stryker (auctions)
MB – Matthew Bennett (auctions)
NPM – National Postal Museum
PF – Philatelic Foundation (authentication service)
RAS – Robert A. Siegel (auctions)
RCF – Richard C. Frajola (auctions)
RFPM – Robert C Frajola PhilaMercury (website)
RWA – Richard Wolfers Auctions
SMR – Special Mail Routes of the American Civil War: A Guide to Across-the-Lines Postal History (2008 – Steven C Walske and Scott R. Trepel (book)
SPB – Sotheby Parke Bernet (auctions)
SR – Schuyler Rumsey (auctions)
USCN – US Cancellation Club News (journal)