Date: 12/31/1969 Views: 5983
Date: 04/21/2009 Views: 6009
Date: 11/01/2009 Views: 6846
Date: 08/23/2023 Views: 704364
It was determined that a 1/4 in (6.4 mm) thick piece of rigid urethane foam topped with cork was needed to support the front "ledge" of the tank so it wouldn't sag.