Thinking about posting this auction on EBay:

12 inches x 2 inches, yellow aluminum.

Box has some wear, (original) manual has very slight wear. See
picture. Book wear comes from handling, not storage,

Box labeled:
1 UNIT - FSN - 7520 - 656 - 0660
Slide Rule - Military, Field Artillery
With Date Strip and Case MIL-S-20195A 17 JUN 1959
Mfg. Contr. PICKETT & ECKEL, INC. Model No. 14

Rule, leather case (+strap), AZIMUTH&DISTANCE FROM COORDINATES strip
and slide rule
guarantee strip are like new, gorgeous. Case is red leather, with
gold Pickett logo
and marked "US"

Scales:
Side #1
LL1 LL2 LL3 LL4
C D
A B K
T ST S

Side #2
DEG MILS (Opposite Angle)
APEX ANGLE
TAN
SIN-TAN
SIN
BASE C
DISTANCE D

Pics here:
http://donbcivil.net/pics/misc/sr1.JPG
http://donbcivil.net/pics/misc/sr2.JPG
http://donbcivil.net/pics/misc/sr3.JPG