Natural Color Photoprint Studio (San Francisco, Calif.)

Place: San Francisco

Biography:

Natural Color Photoprint Studio was a photography studio based in San Francisco, California. They were active during the early 20th century and are known for their portraits of notable figures, including Frida Kahlo and Diego Rivera. The studio used a technique called 'natural color photoprinting' to produce their images, which involved using filters and dyes to add color to black-and-white photographs. This technique allowed them to create vibrant and lifelike portraits that were highly sought after by collectors and art enthusiasts.