Lieutenant Colonel William E. Jennings, Watervliet, Michigan, drives Jeep through mud caused by unseasonable rains and snows which plagued the Roumeli offensive, first spring drive by the Greek National Army against Guerrillas. Jennings is one of the U.S. observers advising the Greek army in its push on rebel positions in mountains near Lamia which are interfering with U.S. construction gangs. Rebuilding the Athens-Salonika highway and railroad.

Photo is dated 1948.

Photo measures 9 x 7.25 inches.