Cartoon, A Photographic Positive

Cartoon, A Photographic Positive. A mother seeks assistance for her daughter, who has accidentally stained her face with nitrate of silver (used for developing photographs). The man is going to administer potassium cyanide (highly toxic) to resolve the problem

1853 Chemicals Collodion Cyanide Developing Nitrate Pharmacist Pharmacy Positive Potassium Sarcasm Shopkeeper

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