Young midfielder Billy Beresford – son of former Newcastle defender John – has joined Chesterfield on a non-contract basis.
Beresford, who was a scholar at Scunthorpe United, also had a spell on loan at Sheffield Wednesday.
He impressed while training with the Chesterfield squad.
Spireites manager Paul Cook has revealed that Beresford will be among the substitutes when his side travel to Gillingham this afternoon.
The 18-year-old’s grandfather John Beresford also played for the Spireites in the 1960s.