Date: 09/02/2009 Views: 3636
Date: 12/31/1969 Views: 3857
Date: 05/23/2009 Views: 3833
Date: 08/23/2023 Views: 104134
Date: 05/23/2007 Views: 537090
12 more plies, (3 at a time), were laid up on the top side. That's an 18 ply layup! 1 BID is about the same thickness as 3 plies of thin model aeroplane cloth. Y10-09-30