Note 178 — Chapter XII · GREAT EXPLORERS

These in order of achievements were: Frédéric Caillaud (French) who explored the Nile as far as Khartum and the Blue Nile to Fazogl (1819-23); Adolphe Linant (Belgian) who in 1827 penetrated 150 miles above Khartum; Thibaut (French consul at Khartum)Khartum), who, with one of Muhammad Ali’s expeditions reached as far south as Bôr (6°, 30′ N. Lat.); and Ferdinand Werne (German) who got as high up the Mountain Nile as Gondokoro (4°, 20′) and mapped the whole course of the river from Khartum to Gondokoro in 1841.