Therefore, Bryland would be positive that he had remained unknown.

He was subsequently arrested, but his identity appears to have remained unknown.

Additionally, as the band has not been able to make it to the wider music market, they have remained unknown.

The name of his father, an Austrian military engineer, has remained unknown.

The letter to his wife was never made public and the reasons for Cole's suicide have remained unknown.

The location of her burial place remains unknown even today.

If there is meaning to the paintings, it remains unknown.

The names of 13 victims were identified with the majority still remaining unknown.

Whether there was any truth in the rumours remains unknown.

The cause of Darwin's illness remained unknown, and attempts at treatment had little success.