Reference numberMC/4/371
TitleLetter from Fra [Francis] Ronalds, Kew Observatory, to S H [Samuel Hunter] Christie, [Secretary of the Royal Society]
Date18 December 1850
DescriptionReporting the completion of the three magnetographs for the self-registering of the magnetic declinations, horizontal and vertical tone. Ronalds summarises his funds for this project and applies for a further grant of maximum £100 from the Donation Fund in order to cover the expenses of the magnetographs' trial runs.
Access statusOpen
Fellows associated with this archive
NA7632Ronalds; Sir; Francis (1788 - 1873); inventor and meteorologist1788 - 1873
NA8168Christie; Samuel Hunter (1784 - 1865); mathematician1784 - 1865
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