Help please 9 down ...map-making body ..8&6 letters... ?R?N?N?E ???V?? 21 across...eastern religious sage ... ??H?T?? 19 down .. denude .. U?D?A?? 18 down...Canadian/US river ..N???A?? Many thanks....
4d Brightly plumed flier (11) L??????????
13d Fighters of the old west (11) no letters
18a Part of the EM stectrum (11) ????A?????T
9a Noble Ranks (8) T???D???
2d More densely forested (6) T????E?...