Home›Articles›JOHNNIAC and the machine that was rebuilt while it ranArticleJOHNNIAC and the machine that was rebuilt while it ranArticlesConnectionsSourcesComments (0)Reader Challenges (0)ConnectionsArticle OnJOHNNIAC, Systems Well-attested SourcesWikipedia: JOHNNIACtier 2Wikimedia FoundationModifications paragraphQuote, Modifications paragraphIn March 1955, 4096 words of magnetic-core memory were added to the system, replacing the earlier Selectrons.View the SourceAtlas Article Vocabularytier 1AtlasComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.