"and I became, at ten years old, a little labouring hind in the service of Murdstone and Grinby. "

 Dickens was himself removed from school at the age of 12 and sent to work in Warren’s Blacking Warehouse, a factory owned by a relative of his mother.

Many passages from this portion of David Copperfield resemble sections of his unpublished, incomplete autobiography.

John Forster's biography explores the  connections between Charles Dickens and his character in the section Hard Experiences in Boyhood.