By [ARROWSMITH, Aaron], 1804].
By ROBERT DE VAUGONDY, Gilles, 1750 [but 1757].
By ROBERT DE VAUGONDY, Gilles, [after 1787].
By LAKE SURVEY BRANCH, ARMY MAP SERVICE, August 1945.
By LE ROUGE, George Louis, [1748].
By DUFOUR, A[dolphe] H[ippolyte], [c1860].
By ROBERT DE VAUGONDY, Gilles, 1750 [but 1757].
By ROBERT DE VAUGONDY, Didier, 1749 [but 1769]].
By DUFOUR, A[dolphe] H[ippolyte], [c1860].
By JANSSONIUS, Johannes and KAERIUS, Petrus, 1648].
By GEOLOGICAL SURVEY OF KOREA [and] GEOLOGICAL SOCIETY OF KOREA, 1956.


