JOURNAL of NEUROPATHOLOGY and EXPERIMENTAL NEUROLOGY，他

Editorial．　ARTHUR WEIL, M．D．，　Forest Hills, N．　Y．　1

Studies in Tay-Sachs Disease．　I．　A．　METHOD．　1．　Biochemical．　S．　R．　KOREY, M．D．，　C．　J． GOMEZ, PH．D．，　A．　STEIN, B．S．，　J．　GONATAS, B．S．，　and K．　SUZUKI, M．　D．−2．　Elec—tron Microscopy．　R．　D．　TERRY, M．D．，　and M．　WEISS, M．A．　B．　Clinical and Pathological Descriptions．　S．　R．　KOREY, M．D．，　and R．　D．　TERRY, M．D．，　New York, N．　Y 2