The architect Viktor Hartmann died at the age of 39. Here is all you want to know, and more!
Biography - A Short Wiki
Nineteenth-century architect and painter associated with the Abramtsevo Colony and the Russian Revival. He and Ivan Ropet pioneered the inclusion of traditional Russian motifs in their works.
His parents died when he was young, and he was primarily raised by his maternal aunt and his architect uncle after he was orphaned. He died of a brain aneurysm at the young age of thirty-nine.