No I don't think so because these kind of things https://upload.wikimedia.org/wikipedia/commons/thumb/f/f8/Encyclopaedia_Britannica_15_with_2002.jpg/375px-Encyc

No I don't think so because these kind of things https://upload.wikimedia.org/wikipedia/commons/thumb/f/f8/Encyclopaedia_Britannica_15_with_2002.jpg/375px-Encyclopaedia_Britannica_15_with_2002.jpg https://upload.wikimedia.org/wikipedia/commons/thumb/f/f8/En... were not obsolete in 1982. They were not obsoleted until at least 10 years later (https://en.wikipedia.org/wiki/Encarta https://en.wikipedia.org/wiki/Encarta) but probably more like 20 if you consider those physical media things are basically digitized books and weren't obviously superior in terms of accessibility or content. What old collections of books obsoleted in the early 80s are you referring to?