#!/bin/bash

cd /some/directory/with/the/files/in

curr_dir=$(pwd)  #sets the working-dir

#Create a loop to look for CD's
for lists in $(echo * 2>/dev/null); do
  #Check for file type
  if [ -f $lists ]; then
    du $lists | grep -i "650 MB" > ./650mb_list
    #Now everything else below this is small?
  fi

