Unidentified photographer / artist 1855 Kent's Chemical Laboratory
Book illustration Google Books Published in "Descriptive Catalogue of Chemical Apparatus, Chemicals and Pure Reagents, Manufactured, Imported and Sold by Edward N. Kent, Practical Chemist No.116 Jiohn-Street, Near Pearl, New-York" (New-York: Van Norden & Amerman, 1855), Sixth edition
