I don't find any T. F. Cassidy in Teletype Skokie phone books around 1972. There is a J. Cassidy back in the 1950s-60s. I wonder if it could be a Little Rock employee. --- "Ya can argue all ya wanna, but it's dif'rent than it was." "No it ain't! No it ain't! But ya gotta know the territory." Meredith Willson, The Music Man