Harris Library is within the Harris Museum and Art Galleryl Pic: Tony Worrall
Prestonians wanting to research their family history can get a helping hand in the city centre each week.
The Harris Library runs a family history surgery every Friday.
The event is free to attend and runs 5.15-6.45pm.
Volunteers are on hand who will help you research your family tree.
You may also want to look at the Mystery Photos of Preston section