Lazarus Cascade Basic Preamp Schematic

Looking for Schematic or if someone has one - resistor R50 thats in between 2 transistors in power supply L7805 and Tip 48 need to Know its value- or color code and I can figure out the value- its cooked and the only 2 band I can get are the first two Red and Violet (maybe green)

I would much appreciate it.