Only the current version so far — new entries appear as the app ships updates.
Scientific American is a news & magazines app by Scientific American, Inc with 100,000+ downloads (about 171K estimated). +203 installs in the last 7 days. Rated 4.9 from 1.9K ratings. Released Sep 19, 2016. Install growth, rank history, SDKs and ad networks.
From the store listing: “Monthly issues from Scientific American on your Android device”