D. J. Hancox

1930

• Basic mathematics for engineers
• Mathematics for technicians 1
• Mathematics for technicians 2
• Mathematics for technicians 3
• Tables, Data and Formulae for Engineers and Mathematicians
• Basic mathematics for engineers
• Basic mathematics for engineers
• Basic Mathematics for Engineers
• Mathematics for technicions
• Number puzzles for all the family
• Secret hydrographic surveys in the Spratly Islands