edit by Beverly B.Zimmerman...[et al] edit by Herbert G.Heneman...[et al] edit by Peter B.Norton...[et al] edit by Belverd E.Needles...[et al] edit by Peter H.Raven...[et al] edit by Alan Sherman...[et al] edit by Bernard Kolman...[et al] edit by Beth B.Hess...[et al] edit by Carl S.Warren...[et al] edit by David J.Rachman...[et al]