Date: 12/31/1969 Views: 5636
Date: 01/31/2014 Views: 10274
Date: 01/16/2010 Views: 7612
Date: 08/23/2023 Views: 810434
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.