Phipps, Henry, 1755 - 1831 (1st Earl of Mulgrave, statesman)
Found in 5 Collections and/or Records:
Three letters and a printed handbill.
Enclosing his proposal on simplifying lunar observations.
Five letters and a proposal on finding longitude by using the sun's bearing and by the lowest ascension of the pointers encircling the Pole.
Enclosing a drawing of a quarter of the globe marked with lines of latitude, the tangents of the meridian, and variations of the compass.
Letter and note.