"Know your oscilloscope ... With a specially written chapter for the guidance of the English reader by W. Oliver"@en . . . . "Know your oscilloscope"@en . "Know your oscilloscope" . "Know your Oscilloscope ... With a specially written chapter for the guidance of the English reader by W. Oliver, etc"@en . . . . . . . . . . . . . . . . . "Know your oscilloscope : With a specially written chapter for the guidance of the English reader"@en . . . "Oscilloscope"@en . . . . . . . . "Cathode ray oscillographs." . . "Oscilloscopes." . . . .