[["Thomas first appeared in the 1946 book \"Thomas the Tank Engine.\" The train made his television debut in 1984 with the show \"Thomas & Friends.\"", 116.0], ["The book \"Thomas the Tank Engine\" was released in 1946 after being written by Wilbert Awdry. The first US airing of \"Thomas and Friends\" was on October 9th, 1984.", 80.0]]
when did thomas the tank engine start
history,trains