Career
Harold Powell was a pharmacist. Foreign part of his life he lived in Hyeres.He collaborated with Charles notably on Faune des Lepidopteres de la Barbarie. Etudes de Lepidopterologie comparee, part 10, p.
1-459.
Rennes, 1914. text online plates online. His collection of Lepidoptera from Morocco is held by Service de la Défense des Cultures, Rabat. He was a Fellow of the Royal Entomological Society.