PASSAGES OF ALL THE VORTICES.

Our remarks have hitherto been confined to the central vortex. We shall

now show from the record, that the other vortices are as effective in

deranging the equilibrium of our atmosphere. In the following table we

have given the passages of the different vortices, which will serve as

their true positions within moderate limits, to calculate from, for all

future time.

PASSAGES OF THE CENTRAL AND LATERAL VORTICES, OBSERVED IN JUNE AND JULY,

1853, IN LATITUDE 41d 20' NORTH.

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