Pickett Model N600-ES Vintage 5

This slide rule was manufactured in Santa Barbara, Calif. USA  
Rule material is aluminum - cursor is a plastic Nylon with metal screws.  
This model rule was used by the crew of Apollo 13, in April 1970.  
Includes original leather clip on sheath with pull tab for easy removal out of the case.   
Scales Front: LL1, LL01, A, [B, ST, T, S, C], D, DI, K 
Scales Back; LL2, LL02, DF, [CF, Ln, L, CI, C], D, LL3, LL03 
Scale Length:  12.5 cm
Length:  15.3 cm
Width:     2.8 cm
Includes two original instruction booklets:  
"how to use Ln-L SCALE SLIDE RULES"  
"how to use LOG LOG SLIDE RULES"  
Actual pictures of slide rule  
Price $75.00