Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleReply to Comment by C. Rowland TwidaleAuthorsBierman, Paul R.PublicationQuaternary Research, 1997, Vol 48, Issue 3, p386ISSN0033-5894Publication typeArticleDOI10.1006/qres.1997.1935