Matt Critchley claimed four wickets on Day One of the Specsavers County Championship game against Northamptonshire at Queen’s Park.
There were also wickets for Ravi Rampaul, Luis Reece, Fynn Hudson-Prentice and Hamidullah Qadri as the hosts dismissed Northamptonshire 342.
Wayne Madsen (22*) and Billy Godleman (7*) helped Derbyshire to 34-1 before the close of play, with Brett Hutton claiming the wicket of Reece (5).
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