. "Main Line Engines is the 21st book of the Railway Series . It was written by Rev.W. Awdry and illustrated by Gunvor and Peter Edwards."@en . "Main Line Engines"@en . . . "1966"^^ . . . "Main Line Engines"@en . . . "Main Line Engines is the 21st book of the Railway Series . It was written by Rev.W. Awdry and illustrated by Gunvor and Peter Edwards."@en . . . . . . . . .