The contents of the following web sites hosted by DSOP.COM / PENNSYRR.COM are copyright by Desktop Solutions of Pennsylvania, Inc. (or an original author, if applicable) and may not be repurposed or quoted without express consent of Desktop Solutions:
Desktop Solutions of Pennsylvania, Inc. - Internet consulting and hosting services. (Operator of this site.)
Keystone Crossings - Jerry Britton's megasite and home of "PRR-Talk"!
Keystone Model Railroad Historical Society
"Merchandise Service" - Dealer of model railroading products, specializing in PRR and DCC.
With regard to compilations of data relating to the Pennsylvania Railroad. We do not claim copyright to this data, only its presentation. Under US Copyright Law, Title 17, Circular 92, Chapter 1, Subsection 103:
Subject matter of copyright: Compilations and derivative works
(b) The copyright in a compilation or derivative work extends only to the material contributed by the author of such work, as distinguished from the preexisting material employed in the work, and does not imply any exclusive right in the preexisting material. The copyright in such work is independent of, and does not affect or enlarge the scope, duration, ownership, or subsistence of, any copyright protection in the preexisting material.
With regard to PDF files of original PRR documents, we do not claim copyright to the data itself, only its presentation. That is, the navigational shell (bookmarks, etc.) that surround the data. Redistributing the PDF files would be a violation of copyright law as it would include the navigational shell that is copyrighted by us.
The contents of the following mailing lists served by DSOP.COM are copyright by Desktop Solutions of Pennsylvania, Inc. (or an original author, if applicable) and may not be repurposed or quoted without express consent of Desktop Solutions:
The following are Trademarks and/or Servicemarks of Desktop Solutions of Pennsylvania, Inc.:
"DSOP.COM", "Desktop Solutions" and "Desktop Solutions of Pennsylvania"
"PENNSYRR.COM", "Keystone Crossings", "PRR-Talk", "Merchandise Service", and "PRR Online"
"Conrail-Talk" and "Reading-Talk"