Sharp MZ-700 Basic Manual page 108

110
A storage box for the master disk is not included. To store it, use a box which is
applicable, keeping in mind the conditions stated above .
• Avoid holding floppy disks with pager clips, spring clips or any other similar
instrument.
• Never place any heavy item on top of a floppy disk. Also do not carelessly place
them on a desk top, etc. Be sure to always return all floppy disks to their prescribed
place for storage immediately after use.