The Keystone Modeler has publisahed a joint issue with the B&O modelers and the SCL modelers regarding the wood sheathed FGEX cars. This publication is 81 pages chock full of information and is available of the PRRT&HS Keystone Modeler page. While there you should subscribe to receive notice of each months publication. If this were a book it would probably retail for $25.00 or more and it is FREE!!!