Both meshes are from TS3 and converted to work with TS2.
Animated versions of the windmills require Mansions and Gardens, as they also reduce the utility bills for Sims.
The tractor and decorative version of the windmill should not require any expansions.
Animated Windmills are found under Decorative/Miscellaneous
Small Version is priced at 1200.
Medium Version is priced at 1750.
Large version is priced at 2000.
The decorative items are found under Decorative Sculpture.
Tractor is priced at 4750.
Deco Windmill is priced at 2000.
All items are recolorable.