Graphical Studies of Marriages of the Deaf

The Bell Telephone

Upon the Electrical Experiments to Determine the Location of the Bullet in the Body of the Late President Garfield; and upon a Successful Form of Induction Balance for the Painless Detection of Metallic Masses in the Human Body

Telephone

Mechanism of Speech

Mechanism of Speech - Lectures Delivered Before the American Association to Promote the Teaching of Speech to the Deaf, to Which Is Appended a Pap