Tiarks, Johann Ludwig, 1789 - 1837 (astronomer and surveyor)
Found in 7 Collections and/or Records:
Concerning chronometers to be sent out on HMS Owen Glendower, on a voyage to determine the longitude of Funchal in the island of Madeira, 1822-07-06
Sent from John Croker to John Pond.
Confirmed minutes, 1823 - 1829
Copy of a letter concerning problems supplying chronometers to HMS Valorous and for Dr Tiark's expedition, 1824-09-10
Copies of outgoing correspondence from Astronomer Royal, John Pond, and his assistant, Thomas Taylor, at the Royal Observatory. Some of the letters are addressed to chronometer makers. Note that correspondence to more than one person often appears on the same page.
Dr Thomas Young's Vouchers, 1822 - 1825
Vouchers of Dr Thomas Young for payments to tradesmen and others. Also includes occasional correspondence.
Letter concerning the purchase of a chronometer by Baird, 1823-03-15
Sent from John Barrow to John Pond.
Letter concerning twelve chronometers delivered to Dr Tiarks and admonishing Pond for sending four more, 1822-07-13
Sent from John Croker to John Pond.
Letter from John Barrow to Dr Thomas Young, 1823-11-08
Concerning the payment of a further £200 to Mr Jones for the construction of the mural circle for the Cape Observatory and a payment of £150 to Tiarks for his services in ascertaining the longitude of Falmouth.