1.   Look out for the grid reference which appears in each accommodation entry.

2.   The pilots were just given a grid reference of the target.

3.   The pilots were just given a grid reference of the target.

4.   The commanders would only give the pilots a grid reference of the target and instructions to drop the bombs on the flares dropped by advance fighters.

5.   He said the chopper crews would have needed to load a detailed grid reference into their navigation equipment to be able to fly blind to the site.