Date: 12/31/1969 Views: 2645
Date: 12/31/1969 Views: 2740
Date: 10/09/2010 Views: 3343
Date: 08/23/2023 Views: 186576
The crack as viewed from the underside. it is about 1 5/8 in (4 cm) long and 1/32 in (1 mm) wide. Notice the blue staining on the underside surface.