Nauonan Pm Servuo us Depamm-m at u..- Imvnov 'e'trackaEin Kelso, 1944. also Deppt is on the right. u ' World War II Boo ' I an During World War II, troops, tanks, and trucks I I V I ' l l were shipped through Kel-so by rail, creating the need for more helper crews and mechanics. Iron ore from Kaiser Steels nearby Vulcan Mine was loaded 'onto freight cars here to be used in the wartime manufacture of steel. A To accommodate workers and their families, both Union Pacic Railroad and Kaiser Steel set up temporary housing at Kelso."