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PICKETT   ( 10" / 25 cm Scales )
N902-ES   (Front shown)   &   (Back shown)   N902-T



PICKETT, Santa Barbara, California / USA                  (1964)
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S C A L E S  of the » ALL METAL SIMPLEX TRIG « Models N902-ES/-T
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Front Side                                             Back Side
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K                          X3                Explanations of how
A                          X2                to use a slide rule
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B                          X2                Explanations of
T           tan(X); tan(0.1X)                how to find
S        sin(0.1X); cos(0.1X)                Sine or Tangent,
CI                        1/X                Squares or Cubes,
C                           X                Roots
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D                           X                Fraction-to-Decimal
L                         lgX                Conversion Table

REMARKS:
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This models are made of aluminum. The typical "Pickett-Yellow"
has an "-ES"-Extension in the model-number, means "Eye-Saver".
The white one has a "-T"-Extension, stands for "Traditional".
Both slide rules came in artificial leather cases.

                 Historical Remarks ...
impressum:
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© C.HAMANN  http://public.beuth-hochschule.de/~hamann   12/23/06