Vintage Lot of 10 National Geographic Magazines 1948 Missing Nov & Dec

Vintage lot of 10 National Geographic magazines, 1948 issues, January through October; November and December are missing. Pre-owned condition with wear and tear on covers and visible stains. The January and August issues each have a torn page, but are not missing any pages. The July issue has wear on the binding, while all pages remain intact. The March, June, and September issues are missing the map inserts. Some or all issues may be from a library collection and may show library markings.