Each should be ready to receive and apply the improvements as they may be developed.

In order to accomplish this, it is a matter of great importance to the Practitioner or Experimenter that he should have a reliable medium through which he can obtain information.

In what source can the inquirer better place his confidence than in a regular Journal, whose editor is literally a practical person, and familiar with the manipulations necessary for producing Portraits upon "Daguerreotype Plates," and upon glass and paper?
Such is the conductor of Humphrey's Journal.
This Journal is published once every two weeks, and contains all the improvements relating to the Art, and is the only American Journal whose editor is practically acquainted with the process for producing Daguerreotypes, Ambrotypes, and Photographs.

The first No.

of Vol.