Complex sentence: Brundage produced works for Raphael Tuck & Sons with an emphasis on charming Victorian children, and, by 1910, New York publisher, Samuel Gabriel Company, and later, Akron, Ohio publisher, Saalfield.
Split into simpler sentences: Brundage produced works for Raphael Tuck & Sons with an emphasis on charming Victorian children. By 1910, she was working for New York publisher, Samuel Gabriel Company, and later, Akron, Ohio publisher, Saalfield.