Here are a couple of freebie links to very nice site. Remember to check out the galleries.
This site has furniture, buildings, trees, plants and other stuff in 3dsformat and bryceformat.
http://pcking.ca/azerbryce/2/free.html
This site has lots and lots of props, millitary, pips, lamps, shades, fences & other ordinary stuff,.
http://siosai2.qp.land.to/01.html
This site has very nice bryce stuff.
http://www.3d-artworld.de/index2.html