"Main line, Queensland" . "1865" . . "Main Line railway, Queensland#Branch lines" . . "Main Line railway" . . . . . "first railway line" . "Toowoomba - Helidon Line" . . "first rail line" . . . "Main Range tunnels" . "first line" . . "Ipswich line" . . . "railway line from Grandchester" . . . "first railway" . . "Brisbane-Ipswich line" . . "Brisbane-Ipswich railway" . . . "main Brisbane-Toowoomba rail line" . . "railway" . . "Main line railway" . . "Main Line railway, Queensland" . "Ipswich\u2013Toowoomba railway" . . . . "new railway" . . . . "Toowoomba\u2013Helidon line" . . "Main line" . . "Brisbane to Ipswich Railway" . . . . "Main Line railway, Queensland" . . . . . . . . "railway line" . "Brisbane to Ipswich railway line" . . "Ipswich-Grandchester line" . . . . "Main range tunnels" . . . "main western line" . . "Ipswich-Grandchester railway line" . "Toowoomba - Helidon railway line" . "first railway in Queensland" . . "Ipswich to Toowoomba line" . . "Toowoomba \u2013 Helidon Line" . . . "main line railway" . . "Main" . . "main Toowoomba line" . "Main Line" . . . "Ipswich to Toowoomba railway" .