Storage and Handling | Smithsonian Institution Archives
Amazon.com : Lineco Archival Letter Size File Folders. Organize Important Documents, Prints, Photos. 9.5" x 11.75" with 1/3-Cut Tab, Acid-Free, Lignin-Free Light Tan 10 Pt. Perma/Dur Folder Stock. Pack of 25 :
Completely acid-free and lignin-free map and print & poster folders provide excellent long term storage and protection. - Preservation Equipment Ltd