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1. The Magnetic Observatory at Singapore. Twenty-seven anemometer curves. Eight magnetic observations for February 1841. Anemometer curves for March, April and May 1841. Magnetic observations made on the term-days in November and December 1840, and January 1841, with an abstract of the magnetic and meteorological instruments, from the commencement of December 1840 to the end of January 1841. Daily curves of certain magnetic instruments

abstracts of the papers printed in the philosophical transactions of the royal society of london

Papers from the several magnetic observatories established in India, addressed to the Secretary of the Royal Society, by direction of the Honourable East India Company