- Cărți electroniceLorenzo Magalotti at the Court of Charles IIW.E. Knowles Middleton
- Cărți electroniceMechanical Engineering at the National Research Council of CanadaW.E. Knowles Middleton
- Cărți electronicePhysics at the National Research Council of CanadaW.E. Knowles Middleton
- Cărți electroniceRadar Development in CanadaW.E. Knowles Middleton