Bill Nye sends the following files:
https://www.noisebridge.net/wiki/File:Tektronix--XYZs_of_Oscilliscopes.pdf
https://www.noisebridge.net/wiki/File:Tektronix--OscilloscopePoster.pdf
https://www.noisebridge.net/wiki/File:Tektronix--IntroToOscilliscopesLab.pdf