IX 



Other singularities in rain ; , 15$ 



3. Of snow and hail . . ib. 



4. Of the rainbow * .- 358 



5. Of the halo, frequently seen round the sun or moon 150 

 0. Of mock suns and moons . * Jb, 



7. Of thunder and lightning . . 160 



8. Of damps . . 162 

 Peculiar fatal effects of damps . 164 



,A kind of murrain ascribed to damps . 165 



f . Of ignes fatui ; vulgarly called Will with the wisp ib. 



Singular kinds of lambent fires . 167 



Water luminous in the Gulph of Venice . ib. 



Various sorts of fish that are luminoas * I6fr 



Of sundry other luminous bodies , 169 



Of the splendor of sea-water . , 172 



Of the light of a glow- worn* . , 173 



Of falling stars . . 174 



10. Of electricity . , ib. 



New discoveries in electricity 177 



Glass very difficultly electrified * 181 

 ^Many appearances in nature accounted for by elec- 



tricity . . 185> 



Common, as well as electric fire, is in all bodies 189 

 Experiment, shewing that electric fire is the same as 



lightning r , ib, 



Instance of a paralytic disorder cured by' lightning 190 



Of the aurora borealis, or northern lights . 192 



Of what is termed St. Helmo's fire . 193 



Electricity quickens all sorts of motion t 194 



Experiments on the electricity of hair . 195 

 Danger of dressing the head with metal pins, or 



wire , . . T08 



11. Of ether of plants , , ib. 



12. Of wind . r y 200 



