 488  101. That the maximum febrile response in rabbits is limited by a definite hyperthermic «ceiling»is indicated by the comprehensive dose-response measurements recently reported by Keened, Silberman and Landy. 102. It is not possible to obtain as high thermal efficiencies when furnaces are fired with raw coal as with other means of firing, but these matters will not be dealt with here. 103. Also, the chassis of a number of units, which accounted ' for the major part of the remaining dissipation, were firmly attached to the waveguide structure. 104. Pharmacological tests have provided no basis as yet for the qualitative difference in these clinical actions. Most often, the same pattern of results is seen with the two drugs in the laboratory. 105. The weight of an atom depends almost antirely on the number of protons and neutrons it contains, since the electrons are so light that contribute but little to atomic weight. 106. Current regulations require the harmonic and spurious frequencies to be less than — 43 db for 1 kw transmitter. 107. Essentially the apparatus consisted of two capillary tubes of different diameters in communication with a wider tube throught which the liquid under investigation could be introduced. 108. In order to see the molecules separately we must necessarily use radiation with a wavelenght thousands of times shorter than that of visible light — or, in other words,we have to use radiation called X-rays. 109. Considerations regarding the full use of vertical interval test and reference signals are presented. 110. Serial homologous transplantation of the tumors to both conditioned and unconditioned animals was attempted in a number of cases. The latter was not successful, but transfer to other conditioned hosts was achieved. 111. The transmitter is a pulsed oscillator operating at either 85 kc or 135 kc, followed by a push-pull driver amplifier and a push-pull power amplifier. 488 |
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