Can you guess what this is?

 

 

 

 

 Its  a hard disk in 1956....
The  Volume and Size of 5MB memory storage in 1956.

In  September 1956 IBM launched the 305 RAMAC, the first computer

with a hard disk drive (HDD). The HDD weighed over a ton and stored 5MB of data.

Makes  you appreciate your 4 GB USB drive, doesn't it?