Yeah thought so are biggest is 62” I have been in printing industry for 35 years mostly just do installation of large format graphics now ,the site I searched yesterday is great if you want to dig deep iron relics was trying to get ID for property owner before I left and that’s when he starts telling me about history of his place the empty lot next to him and a very small house accross the street from him and that he has a book of maps from 1926 of course I asked if I could see it the book turned out to be Volume 1 of Pennsylvania Railroad Maps of Montgomery County with a ton of handwritten notation on each map book was huge 18”wide 24”in height