THE term 'Introduction' applied to a text-book on a branch of physics gives little idea of the standard and scope of the work. Those who are familiar with the customary method of teaching optics will ...

IN view of the many discursive books on the practice of television, this text is opportune, in that it sets out for the first time in book form the relevant physical data on lenses, Kerr cells, and ...

Vol. 86, No. 2 (1996), pp. iii-v+vii-xi+1-61+63-261+263-269+279-300 (297 pages) The Transactions of the American Philosophical Society series has been published since 1771 and is the oldest scholarly ...