CraftingMemories

A brief history of memory

Non-Volatile or static memory (data storage)

• Paper data storage (1725)
  • Jacquard Loom
  • Atanasoff-Berry computer
• Drum memory (1932)
  • could be seen as a predecessor of the hard disk
• Magnetic-core memory (1949)
  • first reliable random access memory
• Plated wire memory (1957)
• Thin-film memory (1962)
• Twistor memory (~1968)
• Bubble memory (~1970)

Volatile or non-static memory (working memory)

• Williams–Kilburn tube (1946–47)
• Delay line memory (1947)
• Selectron tube(1953)