any advice on collecting vintage newspaper panels and photos?

[Hankphenom]

Not sure what you mean by newspaper panels, and by photos do you mean clipped out of the papers and kept in binders? Sounds like you might be talking about a modern version of scrapbooking, and if so I think the main problem would be finding enough old newspapers to put much together. But old scrapbooks do come up from time to time, and they are cool if you're into the teams or players. Old papers will darken in tone and get brittle with age, though, and are therefore not very collectible as far as I know. As mentioned, the old Sunday "gravure" sections in sepia or color are made of more substantial paper, are better bets to age and frame nicely. Here are several of mine on the wall: