Date: 12/31/1969 Views: 4320
Date: 02/22/2004 Views: 7695
Date: 05/31/2009 Views: 6204
Date: 08/23/2023 Views: 719784
Believe it or not, these marks actually make some sense. The red line is the correct line of the wing against the fuse, ignore the long black line (my bad). The more curved black line is where the slot for the flap control rod will go.