Gipsmodel voor decoratie op het Palais du Louvre door Jean-Marie-Bienaimé Bonnassieux c. 1855 - 1857

This is a calotype photograph by Edouard Baldus depicting a plaster model for a decorative element on the Palais du Louvre in Paris, designed by Jean-Marie-Bienaimé Bonnassieux. The photograph, which was taken between 1855 and 1857, highlights the intricate details of the model, showing a crowned crest with a letter "N," likely referring to Napoleon III. The photograph was likely intended to document the design process, offering viewers a glimpse into the creative process of architectural decoration during the mid-19th century.