Sentence examples for known how old from inspiring English sources

It is not known how old the mumming play is.

I hadn't known how old Minnie was when I got him, so I couldn't tell if this was the natural end of a long life or the crushing finish of a young one.

It is not known how old he is, but Peterson said he has had reports of the birth of a white whale in 1988, which could have been Migaloo.

It is not known how old the church and its cemetery is, although Mr Magnier said many sites in that area date back as far as the 9th Century BC.     Isis has upped its devastating path of destruction significantly in recent weeks.

It is not known how old the details are - but the experts warned that even out-dated information posed a risk.

Nobody knows how old he was.

"She knows how old she is.

"He was old — no one knew how old," Angele recalled.

I don't even know how old they are anymore.

"We don't know how old it is".

"I did not know how old he was.