Date: 01/12/2009 Views: 1892
Date: 09/18/2010 Views: 3062
Date: 12/31/1969 Views: 5952
Date: 08/23/2023 Views: 85150
Date: 05/23/2007 Views: 532532
Starting point for the measurement of the main square beam. Also shows where the tailwheel "U" channel begins.