I haven't seen this mentioned in a while. Cleaveland has some helpful videos on their site for folks that are just starting out. There's videos on back riveting, using a pneumatic squeezer, and more:
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Dave Parsons, Seattle, WA, RV-7A, sold www.dualrudder.com/rv7 - building blog RunwayFinder.com - airport info, online charts, live METARs, TFRs, etc.