Pat listened to modelers comments. Weyerhaeuser Kenworth W900 added to latest logging truck release.
Here's Pat's statement from the announcement e-mail.
"Many of you pointed out that the N scale Weyerhaeuser Kenworth T800 is too modern for your layout. I have added the Kenworth W900 to the lineup with the Weyerhaeuser colors to cover the 1960s thru 1980s."Here is the updated PDF
http://www.train-worx.com/20-8namelogtrucks.pdf