TR Baltimore
TR Dundalk
TR Southern A A
KR Baltimore
KR Maryland
KR Abingdon
KR Catonsville
KR Dundalk
KR Fort George Meade
BY Baltimore
BY
BY Dundalk
BY Towson
GB Baltimore
GB Maryland
BB Baltimore
RW Baltimore
RW Maryland
RW Aberdeen
RW Bel Air
RW Churchville
RW Delta
RW Dublin
RW Dundalk
RW Middle River
RW North Baltimore
RW Perry Hall
RW Severna Park
RW Annapolis
RW Havre de Grace
RWS Type 1
RWS Type 2 TBL
RWS T2 TTB Right A
RWS T2 TTB Left A
BWS
WBS
BWS
WBS
BWS
WBS
TBS
RWS
An introduction to RWS varieties is available for download from the ISCA CSP Reference List page.
I would appreciate scans of or information about any patches not shown above.