Benjamin Franklin Ball (husband of Ann Elizabeth Rose), his ancestors and descendantsHelen A. Ball · First published 1982Open the Tome
AQA Level 3 Mathematical Studies Student EBookHelen Ball, Peter Ransom · First published 2020Open the Tome
Cambridge International AS and a Level Further Mathematics - Further Pure Maths 1 Student's BookTom Andrews, Helen Ball, Chris Chisholm, Michael Kent · First published 2018Open the Tome
Cambridge International AS and a Level Mathematics Pure Mathematics 1 Student's BookHelen Ball, Chris Pearce · First published 2018Open the Tome
John Heron Trippe, Senior, husband of Sarah Ann Jones, their ancestors and descendantsHelen A. Ball · First published 1986Open the Tome
Ezekiel and Sarah Hazzard Hopkins of Delaware, Maryland, Pennsylvania and Bourbon County, Kentucky, including some of their descendants and some related familiesHelen A. Ball · First published 1978 · Latest edition 1980Open the Tome
