Gordon,
r.in.tiff will do it for you. r.in.tiff and r.out.tiff are both
part of r.tiff. You can get r.tiff from moon.cecer.army.mil in
grass/incoming, I think. Look around on moon, you'll find it.
-Stephen Dzurenko
Ocean Mapping Division
Ocean Technology Center
Graduate School of Oceanography
University of Rhode Island
ph: 401 792-6853
fx: 401 792-6849
e-mail: steve@ocean.oce.uri.edu