PCs used two types of floppy disks. The first was the ... was that the 1.44MB diskette had a hole in the upper left corner. IBM offered an extra-high density 2.88MB drive on selected PCs that ...

(2) An earlier 3.5" floppy disk developed by IBM and available on certain IBM PCs. With a 2.88MB capacity, the Extra High Density (ED) floppy drives were compatible with 1.44MB floppies ...

Many consumers would have had their first glimpse of a floppy disk in this period courtesy of an 8-inch drive on a CP/M machine in their workplace, and they became for a while symbolic of a high ...

They were made from a thin piece of magnetized material encased in a protective plastic envelope, with a central hole for the drive's spindle. The 8-inch floppy disk was eventually succeeded by ...