The earliest definite reference to the sport is in a court case of 1598.

The first definite reference to the "Turks" come mainly from Chinese sources in the sixth century.

This work makes the first definite reference to precession as the result of a motion of the Earth's axis.

There is no definite reference to the site but later notes locate a mill at, or certainly near, the present one.

The earliest definite reference to a mill there is 1741, when the New Mills were described as recently built.

Guildford is the location for the earliest definite reference to cricket in English history.

In the earliest definite reference to the sport in 1598, it is called creckett.

There was also a flash lock, although the first definite reference to this is in 1746.

In the experiment, addresses and speakers established definite references for a series of objects on a wall.

It could be much more satisfactory - in particular, a definite reference to protection for employees as a result of restructuring is missing.