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    Harrison chronometer no. 4 (1891 article)
    From: Paul Hirose
    Date: 2008 Apr 30, 21:31 -0700

    I came across this 1891 article on John Harrison's chronometer while
    browsing old issues of The Observatory. The author had recently cleaned
    No. 4.
    
    http://articles.adsabs.harvard.edu/full/1891Obs....14..122P
    
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