Calls for efforts to organize and preserve these documents grew in the aftermath of World War II, and in 1975 the Izuhara Town Board of Education (''Izuhara-chô kyôiku iinkai'') began formal surveys of the materials. Over the course of the next 35 years, the group surveyed more than 80,000 items and produced twelve volumes of catalogs and research proceedings. | Calls for efforts to organize and preserve these documents grew in the aftermath of World War II, and in 1975 the Izuhara Town Board of Education (''Izuhara-chô kyôiku iinkai'') began formal surveys of the materials. Over the course of the next 35 years, the group surveyed more than 80,000 items and produced twelve volumes of catalogs and research proceedings. |