The bell was ordered from the London firm of Lester and Pack ( which is known as the Whitechapel Bell Foundry today ) in 1752 . It had the letters `` Proclaim LIBERTY throughout all the land unto all the inhabitants thereof . '' Formerly placed in the steeple of the Pennsylvania State House ( now renamed Independence Hall ) , the bell was commissioned from the London firm of Lester and Pack ( today the Whitechapel Bell Foundry ) in 1752 , and was cast with the lettering ( part of Leviticus 25:10 ) `` Proclaim LIBERTY throughout all the land unto all the inhabitants thereof . ''