A rheostat is an adjustable resistor so constructed that its resistance may be changed without opening the circuit in which it may be connected. Conventional rheostats are adjusted mechanically. This thesis presents a method of adjusting resistance electrically by varying the light intensity incident on the surface of a photoconductive...
Gonatus fabricii (Lichtenstein, 1818), G. magister Berry,
1913, G. anonychus Pearcy and Voss, 1963, and Gonatopsis borealis
Sasaki, 1923 (Gonatidae) are squid forming a major portion of the
cephalopod fauna found off the Oregon coast. A study was undertaken
to determine the morphological differences among the four species
of squid....