SHOW N1 N2 File -- Types out one line summary on a slot
Parameters:
N1 -- First slot that you require information on.
N2 -- Last slot that you require information on.
File - Name of a file if you want to write information to disk
If you type "SHOW \" rather than taking last arguments, it will
type information on all filled slots.
This command belongs to the classes: information and headers .