Bill Nye sends the following files:
https://www.noisebridge.net/wiki/File:Tektronix--XYZs_of_Oscilliscopes.pdf
https://www.noisebridge.net/images/6/63/Tektronix--OscilloscopePoster.pdf
https://www.noisebridge.net/images/8/8d/Tektronix--IntroToOscilliscopesLab.pdf