Tuning forks are fascinating, simple tools that don’t get quite enough appreciation. Striking a prong against a hard surface causes the fork to hum in a specific pure frequency. This frequency is calibrated based on the fork material and size....

Stethoscope enamel pin available in gold and silver The stethoscope is an acoustic medical device for auscultation, or listening to internal sounds of an animal or human body. It typically has a small disc-shaped resonator that is placed against the...

Former library book Author: A. B. Pippard Publisher:  Cambridge University Press, 1978 Condition: Very good Synopsis: The study of vibration in physical systems is central to almost all fields in physics and engineering. This work, originally published in two volumes, examines...

Author:  Keiiti Aki, Paul G. Richards Publisher:    W H Freeman & Co, 1980 Condition: Good  Volume Two of a two-volume study of special subjects in the field of seismology for advanced students in the field. About the Author: Until his...

Author:  Davis, Hallowell Publisher:   Holt, Rinehart, 1960 Condition: Good  A practical introduction to dealing with hearing loss or impairment. Includes sections on the anatomy and physiology of the ear; medical aspects of hearing loss; surgical treatments; hearing aids; speech reading; auditory training;...

Former Library Book "The purpose of this volume is to provide a reference handbook for radio engineers whose work is related to microwave systems or components. " Author: Theodore Moren, A.M Publisher, McGraw Hill, 1948 Condition: Very Good

Editors: Robert Schindler M.D, and Michael Merzenich, Ph.D Publisher: Raven Press, New York, 1985 Condition: Excellent 

Editor: Charles Berlin Publisher: College Hill Press, San Diego, 1984 Condition: Excellent

Editors: Anthony F. Jahn, Jospeh Santos-Sacchi  Publisher:  Raven Press, New York, 1988 Condition: Excellent; please refer to photos for details