It is well known to the experienced Daguerreotypist, that different atmospheres have a decided effect upon the mercury in developing the Daguerreotype.
"American Handbook of the Daguerrotype"
Samuel D. Humphrey
The nitric acid of commerce, is generally the article used by the Daguerreotypist.
"American Handbook of the Daguerrotype"
Samuel D. Humphrey
Every Daguerreotypist is familiar with the fact that a motion of any body between the camera and the sitter will cause a "blur."
"American Handbook of the Daguerrotype"
Samuel D. Humphrey