1911 Encyclopædia Britannica, Volume 18… (1911)
“ On Great Blue Hill, the highest (635 ft. above tide-level) , great fires were kindled at the news of the repeal of the Stamp Act, of the adoption of the Declaration of Independence, and of the surrenders of Burgoyne and Cornwallis; beacon fires were burned during the American War of Independence; an “observatory” for tourists was built at an early date ”
