turbo squid does a free sfh 18 field gun and focke wulf 189 obs plane taschen does 3D Objects Vol. I and 11 Wiedemann, Julius (ED)with de espona models in 3ds textured high res of a sherman m4a3, grant in uk desert scheme, elephant tank destroyer, french carrier, as well as blomhn und voss seaplane, 2 mosquitos, 2 torpedo boats http://www11.ocn.ne.jp/~s-blue/index.htm used to do a lot of lightwave format afvs but now as far as I can tell there are only illustrations not downloads www.3dcafe.com has in its military section some good italian afv (l3 and l6 but they tend to have been exploded) http://3dup.com/index_eng.shtml has a panther g and panther coelian aa as well as the sfh 18 again