ELECTRONIC	h   t   t   p   c o l o n   s l a s h   s l a s h   c a t a l o g dot l o c dot g o v   s l a s h	h   t   t   p   c o l o n   s l a s h   s l a s h   c a t a l o g dot l o c dot g o v   s l a s h	1