Cootamundra born Donald Bradman in his playing days.

A signed bat by the great Don Bradman is being donated to the Bradman Birthplace museum.

The framed signed bat by Donald Bradman and Harold Larwood is being donated by a gentleman from Sydney who visited the museum when he was in Cootamundra for a wedding recently.

The estimated value is between $25 thousand and $40 thousand dollars.

The bat will be presented to the Cootamundra Museum on Wednesday 6 April at 2pm.