By Beard, Richard W., Nathanielsz, P.W.
By Hammond, P.W., Sutton, Anne F.
By Betts, P.W.
By Turner, P.W.
By Brown, E., Coe, A., Skelton, P.W., Wilson, C
By Freeland, P.W.
By Weaver, Robert F., Hedrick, P.W., Philip W.
By Singer, P.W.
By Nathanielsz, P.W.
By Shriver, D.F., etc., Atkins, P.W., Langford, C.H.
By Sturgess, P.W.
By Kelleghan, T., Madaus, George F., Airasian, P.W.
By Johnson, P.W.
By Ross, P.W.
By Kleinsasser, Oskar, Hoffman, P.W.
By Lock, P.W.
By Brunt, P.W., Losowsky, M.S., Read, Alan E.