- 1899 Hwangseong Shinmun (皇城新聞) article on Ulleungdo
States that Usando/Jukdo was the most prominent of Ulleungdo's six neighboring islands
- 1711 - Ulleungdo Dohyeong (鬱陵島圖形) by Bak Chang-seok (朴昌錫)
Shows Usando off Ulleungdo's east shore with "haejang" bamboo fields
- 1834 - Jeonggudo (靑邱圖 - 청구도) by Kim Jong-ho (金正浩)
Shows Usando about 4 kilometes off Ulleungdo's east shore
- 19th c. - Ulleungdo Dohyeong (鬱陵島圖形), Samcheon Museum
Shows Ulleungdo's Jukdo and Gwaneumdo labelled as 大于島 (Big Udo) & 小于島 (Small Udo), respectively. Also shows the island products the Ulleungdo inspectors brought back.