I’ve found quite a lot of GB photos, maps and documents over the years and I share most of what I find in my Gallery. (only if I have permission, of course) These files are exciting to anyone like me who treasures the hard-to-find imagery of the GB and even harder to find documentation. Here are a couple links to some Galleries that have some of my newer finds:

Georgetown Branch maps, photos – including track charts, building plans and photos.
http://gallery.sluggyjunx.com/railroad_and_industrial/georgetownbranch/gb_prototype_photos/misc_prototype_photos

R. Pearlman collection – a few color slides from one of the railfan excursions!
http://gallery.sluggyjunx.com/railroad_and_industrial/georgetownbranch/gb_prototype_photos/rpearlman

My layout (basement) construction photos
http://gallery.sluggyjunx.com/railroad_and_industrial/georgetownbranch/modelrailroad/2010-11_model_rr