Tessa Blake’s brother John is crippled in a mine accident that also kills their father, and life gets tough for the Blakes. Tessa makes friends with Ruth Grayson, a rich crippled girl who wants to buy John’s paintings. Tessa discovers Ruth’s grandfather, Mr Grayson, owns the mine and also the woollen mill where she makes a hard living. Then Tessa and Mr Grayson discover that crooked managers have been stealing the money that Mr Grayson invested into both businesses for safe working conditions and proper machine maintenance.
- The Troubles of Tessa – Mandy: #671 (24 November 1979) – #681 (2 February 1980)