British writer: Henrietta Elizabeth Marshall was a British author who primarily wrote popular national history for children [Wikipedia].
Famous for "Our Island Story": Her most well-known work is the 1905 children's history book "Our Island Story," illustrated by A.S. Forrest. It was published abroad as "An Island Story: A Child's History of England" [Wikipedia]. This book was a bestseller and a standard for learning English history for children for many years [Heritage History].
Other historical works: Marshall also wrote a series of other juvenile history books following the success of "Our Island Story," including "Scotland's Story" and "Our Empire Story" [Heritage History].
Wrote in other genres: Though best known for her historical works, Marshall also wrote books outside of history, but these haven't garnered the same level of recognition [Amazon].
Lived in the late 19th and early 20th centuries: While the exact date of her death is unknown, Henrietta Elizabeth Marshall was born on August 9, 1867 and passed away in 1941 [Wikipedia].
Used initials: Interestingly, Marshall concealed her gender by using the initials H. E. instead of her full name [Hachette UK].