Helena Langhorne Powell (1862–1942) was an English historian and educationalist. She was Headmistress of Leeds Girls' High School, Principal of and Principal of , Lancaster Gate.
Helena Langhorne Powell (1862–1942) was an English historian and educationalist. She was Headmistress of Leeds Girls' High School, Principal of and Principal of , Lancaster Gate. (en)
Helena Langhorne Powell (1862–1942) was an English historian and educationalist. She was Headmistress of Leeds Girls' High School, Principal of and Principal of , Lancaster Gate. (en)