| Samuel Grubb, I. Rehn. | } | Witnesses. |
Dated, July 4th, 1854.
PATENT FOR THE USE OF BALSAM FOR SEALING PHOTOGRAPHIC PICTURES ON GLASS.
The schedule referred to in Letters Patent and making part of the same.
To whom it may concern:
Be it known that I, James A. Cutting, of Boston, in the County of Suffolk and State of Massachusetts, have invented new and useful improvements in photographic pictures on glass, and I do hereby declare the following to be an exact description thereof:
The nature of my improvement consists in the application of a coating of balsam of fir to the side of the glass on which the picture is made, over which coating I place another glass of equal size with the one on which the picture is.
To enable others skilled in the art to make and use my invention, I will proceed to describe the process as follows: