Date: 12/31/1969 Views: 4601
Date: 01/22/2013 Views: 21631
Date: 02/09/2004 Views: 4952
Date: 08/23/2023 Views: 818861
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.