How do I convert coordinates from lat/long WGS84 to 1. lat/long WGS72 2. UTM NAD83 (GRS80), and 3. UTM NAD27 (clark66) using GRASS m.* commands? using Evenden's PROJ.4? Please Cc mccauley at ecn.ppordue.edu on any replies. Thanks, -- James Darrell McCauley, PhD Purdue University mccauley at ecn.purdue.edu