Sun Moon Low Tide High Tide
John Arnold Charles Hanson John Harrison James Bradley
1884 1834 1934 1984
John Flamstead James Bradley Nathaniel Bliss Edmund Halley
Watchmakers Clergy Local Folk Sailors
12.00am 12.00pm 11.00am 1.00pm
Charles I Henry I Edward II Charles II
Robert Adam Christopher Wren Sir Edward Lutyens John Nash
Nevil Maskelyne Sir Martin Rees Sir Richard Wooley Sir George Biddell Airy
1 min 2 mins 8 mins 14 mins