In 1980 you could go to your local library and there were resources where you'd grab a book, open it up, find a name and it would tell you where they lived, who lived with them, if they were married, had kids, the kids names, their occupation...
And that's a possibility.
Odd thing, though, my contact doesn't have any official knowledge of an impending Part 108. Says it's not something even searchable in the database.
I wouldn't endorse it either.
I also know that border agents don't have time to search every vehicle and are looking for signs that they might need to do a search.
I also wouldn't admit that as a young printer, with little money, duplicating...