1. This rule has the same dimensions as the Pickett N4-T and the Pickett N4-ES. The differences are that the scales have been rearranged and there are less log scales on this rule.

Brand	Pickett
Model	N3-T Power Log Exponential, Log Log Dual Base
Country of Manufacture	USA
Scales Front	√1, √2, K, A [B, ST, S, T, T, CI, C] D, DI, 3√1, 3√2, 3√3
Scales Back	LL0, LL00, LL1, LL01, DF [CF, CIF, Ln, L, CI, C] D, LL2, LL02, LL3, LL03
Number of Scales	32
Slide Rule Materials	Aluminium
Cursor Materials	Nylon/Plastic with metal screws
Cursor Lines	1 Front, 1 Rear
Scale Length	25 cm
Length	30.7 cm
Width	5.2 cm
Condition	Good
Documentation	None
Accessories	Leather case with belt loop