With a fool camera picked up at a yard sale for only 20 yuan (3 USD), I recorded the life of Kaifeng city in the summer.
![](https://mr-digital.cn/wp-content/uploads/2020/01/000434440014.jpg)
Physics in Railway – Science Video
A popular science video.
![](https://mr-digital.cn/wp-content/uploads/2020/03/ns07.jpg)
Spring in the Outbreak — Kodak 50D 5203 Film
Gallery for this roll of film.
![热烈欢送杨浦区73届革命小将首批赴江西安徽干革命](https://mr-digital.cn/wp-content/uploads/2020/01/Image-2-rotated.jpg)
Historical film archive and darkroom printing – The Cultural Revolution in China
Last month, I received a commission from a thrift collector who wanted me to use traditional darkroom enlargement techniques to help him enlarge a batch of rare negatives taken by a photographer in Shanghai during the Cultural Revolution.
![](https://mr-digital.cn/wp-content/uploads/2020/01/000434440016.jpg)
[Photo archive] Positive processing for negative B&W film
Positive processed film using negative black-white film. Photos are token in Beijing and Suzhou.