Date: 12/31/1969 Views: 3878
Date: 04/24/2006 Views: 3392
Date: 04/20/2012 Views: 27049
Date: 08/23/2023 Views: 190841
Date: 05/23/2007 Views: 574838
Starting point for the measurement of the main square beam. Also shows where the tailwheel "U" channel begins.