What painter, who studied under Ingres but was later influenced by Ingres’s rival Delacroix, attempted to combine the classicism of the former with the romanticism of the latter?

What photographer, two years before the Battle of Little Bighorn, captured roughly 6 dozen images of George Armstrong Custer’s 1874 military expedition into the Black Hills?

Answers here~ https://schristywolfe.com/2015/09/20/september-20/