Moreover, if these septugenarians can recall what their elders told them when they were children, oral history can stretch back even farther. If the people involved are over 80 or 90, they can even describe the early days of Japanese rule.
這些耆老有時追溯青少年時期「耳聞」的經驗，也就是歷史口傳的部份，補充的歷史資料還可以往前推，如果是八、九十歲的老人，還可以聽到日本領台之初的口傳資料。