Home › Authors › Utah) Seminar on the Cause and Structure of Temperate Latitude Sporadic E (3rd 1971 Logan 👤 Utah) Seminar on the Cause and Structure of Temperate Latitude Sporadic E (3rd 1971 Logan 1 book Books by Utah) Seminar on the Cause and Structure of Temperate Latitude Sporadic E (3rd 1971 Logan Proceedings of a conference he Proceedings of a conference held 13 to 15 September, 1971 at Utah State University, Logan, Utah 1971