File:MECIPT-1 Drum memory.jpg - Wikimedia Commons
Magnetic drum memory Invented all the way back in 1932 (in Austria), it was widely used in the 1950s and 60s as the main working memory of computers. In. - ppt download
Magnetic drum memory Invented all the way back in 1932 (in Austria), it was widely used in the 1950s and 60s as the main working memory of computers. | Forum for Electronics
Random Access Memory From A Rotating Drum In A Bendix G15 | Hackaday
EME6507 Multimedia Project
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Drum memory - Wikipedia
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1950's Early mechanical "Direct Access" Drum Memory Storage - YouTube
magnetic drum - CLC Definition
File:ERA Magnetic Drum, US, c. 1951 - Computer History Museum - Mountain View, California.jpg - Wikimedia Commons
1950's Early mechanical "Direct Access" Drum Memory Storage - YouTube
Drum Computers
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Magnetic Drum Memory, c. 1951, ≈256 bytes/in², University of Auckland | Computer history, Old computers, Free energy generator
File:Saturn I Drum memory ASC-15 guidance computer 1 cropped.jpg - Wikipedia
![VC&G | » [ Retro Scan of the Week ] Peer Inside the Robot Brain](http://www.vintagecomputing.com/wp-content/images/retroscan/era_drum_memory_small.jpg "VC&G | » [ Retro Scan of the Week ] Peer Inside the Robot Brain")