Borut Peterlin / Photography - Few days ago I've finished a basic collodion workshop and part of my workshop is a demonstration of contrast control in wet plate collodion process. I thought
![File:Early portrait of a Victorian gentleman - glass wet plate collodion negative (5061962078).jpg - Wikimedia Commons File:Early portrait of a Victorian gentleman - glass wet plate collodion negative (5061962078).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/1/13/Early_portrait_of_a_Victorian_gentleman_-_glass_wet_plate_collodion_negative_%285061962078%29.jpg)
File:Early portrait of a Victorian gentleman - glass wet plate collodion negative (5061962078).jpg - Wikimedia Commons
![File:Digital positive from a lovely early wet plate collodion glass negative ( 2).jpg - Wikimedia Commons File:Digital positive from a lovely early wet plate collodion glass negative ( 2).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Digital_positive_from_a_lovely_early_wet_plate_collodion_glass_negative_%28_2%29.jpg/800px-Digital_positive_from_a_lovely_early_wet_plate_collodion_glass_negative_%28_2%29.jpg)