I have 2 manuals I dont need. I'm not looking to get into that bidding stuff again but I don't know what they are worth. Some one make me an offer. Model 10-103 5-inch Triggered Sweep Oscilloscope. Model 10-101 Vectorscope. Needs: Manual for Model 10-21 General Purpose Oscilloscope. Manual for Model IM-4100 Frequency Counter. Thanks, Jerry W9FE