http://www.forcematerial.com/home/2016/12/12/the-origin-of-the-crawlI did a quick Google and found this (link): In short, The Adventures of Superman relied on existing music cues which were rerecorded for the show.
And speaking of influences v. copying....
So what was the first use of an opening crawl?
See here: https://scifi.stackexchange.com/que...s-of-star-wars-were-derived-from-flash-gordon
And here: https://movies.stackexchange.com/questions/104343/origin-of-movie-opening-crawl
And here: http://www.forcematerial.com/home/2016/12/12/the-origin-of-the-crawl