Bill: You may want to add:
Ford, David
1993 The Nature of Clarity in Archaeological Line Drawings. Journal of
Field Archaeology 20:319-333.
Smoke.
Smoke (Michael A.) Pfeiffer, RPA
Ozark-St. Francis National Forests
605 West Main Street
Russellville, Arkansas 72801
(479) 968-2354 Ext. 233
e-mail: [log in to unmask]
It is easier to get forgiveness than permission.