Maps, cross-sections, diagrams, photos, and text describe the geologic foundations of the state of New York.

Bradford B. Van Diver is an expert travel companion going through the Pennsylvania landscape, describing the geological processes and rock formations of the area. With maps, diagrams, photos, and a lively storyteller voice, this guide captures the fascinating Pennsylvania geological history for anyone just passing through the state.

A comprehensive look at the entire range of new technologies related to broadband communications--from the physical transmission medium to highspeed data and video services. Offers information on current trends and emerging technologies, including broadband subscriber networks, synchronous optical transmission and networked survivability, TCP/IP protocol suites and the Internet, wireless and IEEE highspeed LANs, data services and ATM networks, MPEG2, highspeed and realtime protocols, and information superhighways and infrastructures. Annotation copyright by Book News, Inc., Portland, OR.