61a "only a sap could exalt in such a strange way, a product of some forests."
5 letters ?A?E?
68a "routed foe I chase from around a den."
6 letters ?E?E?I
67d "remove Washington's chopper from chest, by god! With a hammer?
4 letters T?O?
70a "being strong, should it sound alright to put article inside?"
3 letters O?? must be OAK
64a " osprey might feed on it, or , indeed, feed on it ."
5 letters PE?C?
must be perch !