This link shows how you can use a router plane for tenon cheeks or half laps.
http://www.wkfinetools.com/contrib/cschwarz/z_art/routplanes/rplane4.asp
http://www.wkfinetools.com/contrib/cschwarz/z_art/routplanes/rplane4.asp
This link shows how you can use a router plane for tenon cheeks or half laps.
http://www.wkfinetools.com/contrib/cschwarz/z_art/routplanes/rplane4.asp