1842                Main Street, opposite the Dutchess County Bank, Poughkeepsie, New York.

1844                Corner Main and Market Streets, Poughkeepsie, New York.

1842 January 8.  Poughkeepsie Eagle.  (Poughkeepsie, New York.)  January 8, 1842, Vol. XIV, No. 715, P. 3.

Daguerreotype Miniatures Taken By R. G. Holmes, Dentist, at his office one door west of Dr. Trivett’s store, Main street.  R. G. Holmes Dentist, opposite the Dutchess County Bank.  Whole sets of Teeth inserted by Atmospheric Pressure.                                               

Advertisement ran from January 8 to April 16, 1842.

1844 January 6.  Poughkeepsie Journal.  (Poughkeepsie, New York.)  January 6, 1844, Vol. I No. I, P. 3.

Dentist.  R. G. Holmes, Surgeon Dentist. In returning thanks for the liberal patronage he has experienced for six years past, during which period he has performed operations for most of the respectable families in Dutchess and Ulster counties, would state that he now occupies the office formerly  [held] by Drs. Buck, Royce and Esterly where he may always be found, ready to render professional services at the same rate of prices charged in other offices in Poughkeepsie.  [He] is experience and success in inserting Whole Setts of Teeth…R. G. Holmes, Corner Main and Market sts.  Sept. 1, 1843.

1844 September 14.  Poughkeepsie Journal.  (Poughkeepsie, New York.)  September 14, 1844, Vol. I No. 37, P. 2.

Daguerreotype Likenesses.—The pictures taken at the rooms of Holmes, corner of Main and Market-sts. Are almost perfect.