Once you find the PDF, don't just save it to your desktop. Print the "Oscillator" chapter. Laminate it. Get solder on it. That is the mark of a true master. Have you found a "lost" circuit in this handbook that saved your project? Share the page number with the community below.
You aren't just looking for a file. You are looking for the Rosetta Stone of analog circuitry, the sequel to the legendary 1001 circuit handbook. You want the best scan, the best compilation, and the best reference for circuits that actually work.
It assumes you are smart. It assumes you have a multimeter. It assumes you will figure it out.