Susan:
I've had success using a copier with adjustable contrast. Under some
conditions, the copier will 'bring out' the old pencil marks! Best,
Walter

>
>         In going through collections from archaeological work done in the
> fifties I've discovered some really faint pencilled comments giving
> provenience information.  They're pretty much illegible because they're
> written on old crinkled 10# paper grocery sacks.  Is there a good (i.e.
> cheap, quick) way to recover the info?  Thanks in advance.  SM
> ----------------------------------------------------------------------------
> --
>
> Dr. Susan R. Martin                                 Phone:  906 487 2366
> Program in Industrial History and Archaeology          Fax: 906 487 2468
> Michigan Technological University               e-mail: [log in to unmask]
> Houghton MI 49931-1295  US of A
>


--
Walter R. T. Witschey, Ph.D.
Director, Science Museum of Virginia
2500 West Broad Street, Richmond, VA 23220
Voice: (804) 367-6799,  FAX (804) 367-9348
e-mail [log in to unmask]