Upon the death of his wife, Louisa Catherine Adams, a division is to be made of the principal of the personal property thus held by his son and executor, by which one-half is to be given to his said son Charles Francis Adams, and of the income arising from the other half of the same, the sum of $6000 is to be paid to his daughter-in-law, Mary Catherine Adams, and the remainder of said income and proceeds shall be paid to his granddaughter, Mary L. Adams, during the natural life of her mother, and “upon the decease of her mother the whole of said half part of said property as well as all other personal property held in trust by said executor for the benefit of said Mary L. Adams” is to be settled upon said Mary L. Adams by said executor. He gives to his son, Charles Francis Adams, his estate at Mount Wollaston in the town of Quincy, with the dwelling-house and barns thereon situated. He gives to his son, Charles Francis Adams, and the heirs of his body all the rest and residue of real estate, including all wood lots, quarry lands and salt marsh, of which he shall die seized within the limits of the towns of Quincy, Braintree or Milton: “Provided there be secured to be paid by said son, the principal sum of $20,000, said sum to be a capital for the benefit of my granddaughter, Mary L. Adams.” He gives to his son, Charles Francis Adams, realty situated in Fremont Street and in Court Street, city of Boston, and county of Suffolk. He gives and bequeaths to his granddaughter, Mary L. Adams, the estate in Beach Street, city of Boston, and also the estate of which he stands possessed under breach of condition of mortgage in Curve Street in Boston, “should the same become mine, as is probable, by foreclosure, in regular course of law,” also all right, title and interest he has or may have in two stores on Eastern Railway Avenue, in said Boston, over and above amounts for which they are respectively mortgaged, to her and her heirs and assigns forever. He gives to his son, Charles Francis Adams, the estate in Weston, in this commonwealth, bequeathed to him by his friend Ward Nicholas Boylston, Esq., and the whole of his estate situated in city and county of Washington, D.C., consisting of house in F. Street, and the land appertaining, subject to life estate already granted to his wife, also store and house situated in Pennsylvania Avenue, also estate known under name of Columbia Mills, also Square numbered 592 and all other lands of which he may die seized and possessed in the District of Columbia, to have and to hold to him, his heirs and assigns, in trust, however, for the benefit of his granddaughter, Mary L. Adams.