A Treatise on Meteorological Instruments Explanatory of Their Scientific Principles, Method of Construction, and Practical Utility

CHAPTER VIII. RADIATION THERMOMETERS.

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82. Solar and Terrestrial Radiation considered.

83. SOLAR RADIATION THERMOMETER.

84. VACUUM SOLAR RADIATION THERMOMETER.

85. TERRESTRIAL RADIATION THERMOMETER.

86. AETHRIOSCOPE.

87. PYRHELIOMETER.

88. ACTINOMETER.