19th-century Bulgarian physicists

In the 19th century, Bulgaria was undergoing significant social and political changes, particularly during the period of the National Revival. Although this was not a time when Bulgaria had a developed scientific infrastructure, some Bulgarian scholars and intellectuals contributed to the fields of science and education, including physics. One notable figure is **Vladimir Kolarov** (also spelled Kolarov), who is often recognized for his contributions to the natural sciences during the late 19th century.

Porfiry Bakhmetiev (also spelled Porfirii Bakhmetiev) was an influential Russian artist, particularly known for his contributions to the field of graphic design and illustration. He is best recognized for his work during the early 20th century, where he played a significant role in the evolution of modern artistic styles in Russia.