The first known instance of this terminology was by an unknown man in 1494.

This is the first known instance of 22 playing against 11.

This is the third known instance of The Doctor having chosen a name for himself.

It was the nation's first known instance of someone in a health care profession apparently giving the disease to a patient.

This is the first known instance of the word baseball in print.

Has there been a single known instance of somebody getting hit by this trojan?

It was the seventh known instance of this particular piece breaking free during launch.

This is the first known instance of an English publisher contracting out work to a foreign printer.

These are the only two known instances where he has imparted instruction.

However, it was the first known instance of an animal producing light by this effect.