102 



CONTENTS OF THE CATALOGUE. 



IjRegulators and Dischargers 

 iDistinguishers 

 Spontaneous Electricity 



Of Inanimate Substances 



lAtmosplierical Electricity 



l-Viineral Electricity. Tourmalin and other Crystals 

 t\nimal Electricity 



Kaia Torpedo 

 Gymnotus Electricus 

 Silurus Electricus 

 Trichiurus Indicus 



Tetrodon, as supposed 

 Magnetism in (jcneral 



Theory of Magnetism 

 Magnetic Substances 



[Supposed Magnetism of Animals 

 Particular Experiments and Phenomena 

 Terrestrial Magnetism. Declination, Dip, and Variation 

 Magnetical Apparatus 

 Artificial Magnetism 

 Compasses and Dipping Needles 

 Magnetical Ob.'^ervations 

 Magnetical Measures 

 Meteorology. Literature of Meteorology 

 Meteorology in General 



Meteorological Apparatus, and Modes of observing 



Meteorological Journals 



General Effects of the Sun and Moon 



Ulimate m General 



iParticuiar Observations of Temperature 

 I Meteorological Thermometers 

 Winds 



Winds in General 

 Regular Winds 

 Measures of Wind 

 Intensity of Wind 

 Particular Observations of Storms 

 Particular Kinds and Effects of Winds 

 Currents of the Sea 

 Barometers 



Mercurial Barometers, and Barometers in General 

 Statical Baroscopes, Air Barometers, and Manometers 

 Variations of the Barometer in General 

 Particular Barometrical Observations 

 |Mean Height of the Barometer 

 Atmospherical Evaporation, or Hygrology 

 Hygrometers 



Barometrical Measurements 

 Clouds and Mists 

 Dew 

 llain in General 



I Rain Gages 

 Particular Registers of Rain 



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