International Geophysical Year Symbol: H. Odishaw ................... 722 Library Searches with Punched-Card Machines: W. F. Brown, Jr., and G. Oneal, Jr ................................. 722 Dangerous Dagger: C. F. Richter. .................................... 723 Subject Indexing in a Restricted Field: I. D. Welt ............. ......... 723 Age and Productivity among Scientists: W. Dennis ......

A set of q triangles sharing a common edge is called a book of size q. We write β (n,m) for the the maximal q such that every graph G (n,m) contains a book of size q. In this note 1) we compute β ( n, cn ) for infinitely many values of c with 1/4 < c < 1/3, 2) we show that if m ≥ (1/4− α)n with 0 < α < 17, and G has no book of size at least ( 1/6 − 2α ) n then G contains an induced bipartite gr...

Rolf Br€ uggemann and Gisela SchmidKrebs, Verortungen der Seele: locating the soul. Psychiatriemuseen in Europa /Museums of psychiatry in Europe, Frankfurt am Main, Mabuse-Verlag, 2007, pp. 206, illus., d29.90 (paperback 978-3-938304-48-8). Nicholas Coni,Medicine and warfare: Spain, 1936–1939, Routledge/Ca~nada Blanch Studies on Contemporary Spain, NewYork and London, Routledge, 2007, pp. xxv, ...

People need a vast amount of knowledge in order to live in an advanced technological society. Most of this has to be obtained from others by believing what they say and what they have written. Androids and sophisticated AI systems would also have to be able to learn in this way. This obvious fact tends to be overlooked by AI researchers (such as Pollock and Brooks) involved in the design of and...

The aim of this section is to give brief indications of the character, content and cost of new books in the various fields of biology. More books are received by The Quarterly than can be reviewed critically. All submitted books, however, are carefully considered for originality, timeliness, and reader interest, and we make every effort to find a competent and conscientious reviewer for each bo...

All interested medical physicists are encouraged to have their names added to a list of available reviewers. Please rank your interest among radiation therapy, x-ray imaging, nuclear medicine imaging, ultrasound imaging, MR imaging, radiation injury, radiation protection, and others. Make your interest known to Rodica Alecu, Ph.D., Books Review Editor ([email protected]). Include your name and e-...