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 https://en.wikipedia.org/wiki/Magnetic-core_memory] (1949)
  • first reliable random access memory
• [Plated wire memory https://en.wikipedia.org/wiki/Plated_wire_memory] (1957)
• [Thin-film memory https://en.wikipedia.org/wiki/Thin-film_memory] (1962)
• [Twistor memory https://en.wikipedia.org/wiki/Twistor_memory] (~1968)
• [Bubble memory https://en.wikipedia.org/wiki/Bubble_memory] (~1970)

Volatile or non-static memory (working memory)

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