Beams, rays, streamers, transverse and serpentine bands, interrupted or checkered arches, frequently tinged with ... These Instructions are principally adopted from those used In the Observatory at Toronto, Canada. ... Few observers will probably be furnished with a regular set of magnetical instruments. ... hail, snow, and Aurora Borealis, and accord with very numerous other observations of the same natural phenomena, made by the same observer, at the same place of observation.
Title | : | Municipal Gazette |
Author | : | |
Publisher | : | - 1848 |
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