Hi,
    Here is info that may help.
 Lynch Farms of Eaton, Ohio     phone#937-456-6686    <!-- e --><a href="mailto:lynchfarms@earthlink.net">lynchfarms@earthlink.net</a><!-- e -->
They have reproduction sheet metal parts for the Hart-Parr 70 and advertise having hoods. I had purchased the louvered side panels and they were excelllent.
  Hope this helps,
      Cal