298 TRANS. OF THE ACAD. OF SCIENCE. 
the beautiful crystalline —— the absence of all rid 
tallization, showing that they are ed 
water at rest. On the contrary, skey usually have the ape 
ance of a series of aggregations. Some contain a nucleus 
snow, while others are a mass of ice throughout. We > 
however, so familiar with their general ap that fur 
ther description is unnecessary, That any reat 8: 
theory respecting the manner in which hailstones are thus 
aggregated in the atmosphere, can in the present state of me- 
teorological science be proposed, is hardly to be 
The most that will now be attempted, will be to show that 
the theory heretofore received as very nearly, if not bird 
true one, is, if not mo ema: at least open to very Lap ror 
jections. I proceed then to state another, its tans, 
to be proved no better founded than its 
While the young science of El bletriity was we mith 
semporce two strata of clouds to be in opposite Dee 
tricity, so that the hail formed in the ye and then falling 
to the lower, would there become similar] cea thrown 
1 in obedience to 
it was again cast te lower slo an 0 so on, U! 
mentum of the e lower ¢ 
nt l carried it, 
earth 5 on if the elouds were side oe cid, thea 
thrown m one to the other, as it fell. a 
