Daguerreotype—New Discovery

1851 Scientific American  
Scientifit J Scirntifit �m£rit1ln tube a white coat, at the extremities of which are the two object glasRes. With the above alterations in his instrument, he has experi-NEW YORK, JANUARY 25, 1851. Dallucrreotype.--New Disconry.
doi:10.1038/scientificamerican01251851-149 fatcat:3panal77fzgb3bmsrgqyizmfl4