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John Harrison and chronometers?

In: History of Science [Edit categories]

Answer:

chronometers are...

First answer by ID1356959115. Last edit by ID1356959115. Question popularity: 1 [recommend question].

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What did john harrison invent?
he invented the first ever long case clock which is also known as the grandfather clock!..x
What was John Harrison invention in 1735?
The marine chronometer known as H1, was used to calculate a ship's longitudinal position. His design was unique as the timekeeping piece was unaffected by the change in temperature and also vessel...
What was john Harrison's prize?
James Tiptree, Jr. Award, Arthur C. Clarke Award and Boardman Tasker Prize for Mountain Literature
How did John Harrison die?
It doesn't show.
How old was John Harrison at death?
John Harrison died on March 24, 1776 at the age of 83.