土讃線の通る吉野川横谷部は四国の重要な交通路 土讃線の通る吉野川横谷部は四国の重要な交通路どさんせんのとおるよしのがわおうこくぶはしこくのじゅうようなこうつうろ
Data source
Photographic Plates and Films Database at the Photo Archives of Japan
The Japan Photo Archive Database is database of historically important photographic film and plates.
Last updated
February 19, 2026