Date: 12/31/1969 Views: 4397
Date: 02/21/2011 Views: 3144
Date: 09/29/2002 Views: 4015
Date: 08/23/2023 Views: 695150
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.