Winchell - A Bowie Primer Era/Man/Knife - New paperback or softback - X555z

Winchell - Last War - New paperback or softback - X555z

Winchell - Minnesota's Northern Boundary - New paperback or softback - - X555z

Geological Society - List of - New paperback or softback - X555z

Anonymous - Geological Survey Report... - paperback or softback - X555z

Winchell - Shall We Tech Geology - New paperback or softback - X555z

Agassiz - Geological Sketches - New paperback or softback - 15 - X555z

Kentucky Geological - paperback or softback - 70 - X555z