Collecting film posters can be fun, but should the time come to organize it more efficiently by cataloging the posters, what is the best way to do it? It may be natural to use a regular set of consecutive numbers as identifiers, such as 1, 2, 3,… regardless of how many posters are in your collection. But some film posters, especially lobby cards, were manufactured in sets, usually in numbers of eight, which might make ordinary consecutive numbering a challenge. Additionally, lobby card sets often had a title card, followed by seven more colorful ones all the same size: 11” x 14”. Easily storable in a 11” x 14” Itoya achival-safe, acid-free portfolio, lobby cards can be easy to sort out and refer…