LETTER XXXIII.

The "Retreat"--Introductions to the Insane--Piety and Profanity-- Service in the Fourth Church--Memorials of the Pilgrims--Dr. Bushnell and his Opinions--The Mother Church and its Burying-Ground--The New Cemetery--Prejudice against Colour--Mrs. Sigourney--Departure from Hartford--Worcester and Elihu Burritt--Boston--The Rev. Seth Bliss--The Cradle of Liberty--Mr. Garrison--Bunker's Hill