Gustave Boulanger
Bartlett studied metallurgy and worked in that field for several years. At age 23, he enrolled in the Royal Academy in London, where he studied painting and etching. After three years of study in London, he entered the private studio school Académie Julian in Paris, where he studied under Jules Joseph Lefebvre (1836–1911) and Gustave Boulanger (1824–1888).