...ongregational custom, by preaching at his own ordination. On the contrary, he conformed to the custom, not willingly, but in deference to the wishes of others. In the Library of the Massachusetts Hist orical Society is preserved a manuscript letter from Mr. Brattle to Rev. Rowland Cotton of Sandwich, dated Nov. 6, 1696, in which he says: I wrote to your good father the last week, and therein acquai...