This page provides a focus for historical information on HM Nautical Almanac Office. Work is in progess on a history of The Nautical Almanac, HM Nautical Almanac Office and its Superintendents covering the period 1767 to the post-war era.
The personal memoirs of Dr. D.H.Sadler are now available. HMNAO wishes to thank Dr. George Wilkins for making these memoirs available to us and editing the original manuscripts.