USB storage device -- how to find /dev entry easily?

From: Glenn Hutchings (zondo_at_pillock.freeserve.co.uk)
Date: 10/29/04 

Date: Thu, 28 Oct 2004 22:50:38 +0000

Is there any way of telling in advance which /dev entry to use when
mounting a USB storage device? I've looked at linux major/minor device
IDs, SCSI parameters, the lsusb command and all sorts of other stuff, but
can't make head nor tail of it.

Glenn