** Anyway, for us, the top 10% or 20% of "Single-Rotor Turbine Helicopter Mechanic" (Read: Crew Chief") school classes (12 or 13 weeks) in 1969 made E-4 on graduation. **

I meant 1968, not 1969. Sheesh. I got a prollem with this 68 - 69 situation. I get it wrong every time. I think. On the other hand, maybe it was ...