Chesterfield manager Paul Cook has boosted his squad ahead of the visit of npower League Two leaders Gillingham this weekend.

Manchester City's England youth international Alex Henshall and Barnsley midfielder Jordan Clark have both penned one-month deals at the Proact Stadium, which will see them go straight into Cook's squad against the Gills.

Henshall, who was placed on alert for the 2012 British Olympic football team, is a left-winger who joined City from Swindon in 2010.

Barnsley's Clark, who can play in a variety of position's across the midfield, is a product of the Tykes' academy.