VOL [d:] 

VOL is an internal command that displays the volume label [if one exists] 
on the disk for the specified disk drive letter on the screen. A label is 
written on a disk by the FORMAT or LABEL command.

d: specifies an optional drive that contains the disk whose label is to be
    displayed. The label of the disk for the default disk drive letter will be 
    displayed if none is specified.

SAMPLE command and output      | Comments about the output

  VOL                            This displays the label of the disk in the
Volume in drive C is HARDDISK    default disk drive.

  VOL A: > PRN                   In this example, the volume label will be
                                 written to the printer (notice the > to
				 redirect the output), for future reference.
