Hadley, John

Hadley, John, natural philosopher; invented a 5 ft. reflecting telescope, and a quadrant which bears his name, though the honour of the invention has been assigned to others, Newton included (1682-1744).

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Hadley, James * Hadramaut
Hackney
Haco V.
Haddington
Haddingtonshire
Haden, Sir Francis Seymour
Hades
Hadith
Hadji
Hadleigh
Hadley, James
Hadley, John
Hadramaut
Hadrian
Haeckel, Ernst Heinrich
Häfiz
Hagar
Hagedorn
Hagen
Hagenau
Hagenbach, Karl
Haggadah