ACU-MATH   STUDENT & PROFESSIONAL SLIDE RULES
(A catalog of slide rules manufactured in Mt. Olive in the 1960's)
No. 1311  10" vinyl/magnesium Log Log Decimal Trig speed rule for engineers and scientists.  Calibrations permanently engraved into white vinyl facings bonded to magnesium core.  Stainless adjustable end brackets, optically correct indicator, red and black color coded numerals. With leather sheath and instruction manual.

No. 1311T  Same as above only sight-saver yellow vinyl facings. Scales K, A, B, CI, C, D, and L on face, S and T on back.
No. 1300 Scales K, A, B, CI, C, D, and L on face, S and T on back.  Same as No 1311 only all-white vinyl construction and vinyl case. No 1300T  Same as No. 1311 only sight-saver yellow vinyl construction and vinyl case.
No. 1500  Same as No. 1311 only all-white vinyl construction, numerals all black and vinyl case.
No. 1500T  Same as No. 1311 only sight-saver yellow vinyl construction, numerals all black and vinyl case.  
#1311, 1500, 1300 types HAVE THESE SCALES,  FRONT, LL02 LL03  DF <CF CIF CI C > D LL3 LL2  ;     REV.  L01 K ;A <B T ST S > D  L  L1
No. 900  10" vinyl professional Mannheim trig speed rule for students and businessmen not requiring Log Log scales.  15 scales with color coded numerals, plus equivalents and setting.  All trig scales on slide.  Stainless  end brackets, optically correct indicator, with vinyl case and instruction manual. No. 900T   Same as No. 900 only sight saver yellow vinyl. 
#900 TYPES HAVE THESE SCALES,   FRONT, K   A <B T ST S > B  DI  L ;  REV.  DF <C CIF CI C > D  
No. 511  10" Vinyl/magnesium Professional Trig Speed Rule for students & businessmen not requiring log log scales.White vinyl bonded to magnesium core for the advanced student or professional demanding only the finest instrument.  9 scales engraved on face, conversion factors and equivalents on back.  Finger-tip slide control, stainless adjustable end brackets, adjustable optically correct indicator, with vinyl case and instruction manual.  
 NO.  511T   Same as No 511 only sight-saver yellow.  #511 HAS THESE SCALES , FRONT ONLY, S K A < B CI C>,Dl L T
  NO. 600   10" Vinyl Basic Trig Speed Rule.   For students not requiring log log scales.  10 engraved scales including 20 inch S scale divided into degrees and minutes.  Tables of decimal equivalents and formulae on back.  Adjustable stainless end brackets, optically correct indicator.  With vinyl case and instruction manual.

NO. 600T  Same as No. 600 only sight-saver yellow vinyl. 
 # 600 TYPES HAVE THESE SCALES,  FRONT ONLY   S  S&T  K  A <B CI C>  D LT
NO. 150A  10" Vinyl Log Log Decimal trig speed rule.   A professional Rule at student rule price.  Quality and accuracy suitable for use by engineers, scientists, chemists, etc.  This rule will be all that you should require to take you through the entire Math course into your profession.  20 scales engraved into white vinyl for permanence, fully adjustable end brackets, fully adjustable indicator.  With vinyl case and instruction manual.
 
No. 150  Same as No 150A only fixed vinyl end brackets hold rule in register and indicator is partially adjustable.    
#150, 150A TYPES HAVE THESE SCALES ,  FRONT  LL02 LL03  DF ,<CF CIF CI C > D LL3 LL2 ;  REV.  L01 K A <B T ST S > D L  L1
No. 500   10 " Vinyl student Mannheim trig rule   For students and businessmen. 9 basic scales are engraved on face to simplify operation.  Decimal equivalents, equivalents and settings on back.  Fully adjustable end brackets, optically correct indicator.  With vinyl case and instruction manual.
No. 500T  Same as No. 500 - saver yellow vinyl.  
#500 HAS THESE SCALES FRONT ONLY ,  S K A <B CI C > D L T
No. 400B   10"  Vinyl student Trig rule  For students and businessmen. 9 basic scales engraved on face plus equivalents and settings on back.  Vinyl and brackets hold rule firm and  in fine register.  Crystal clear Plexiglas indicator.  With vinyl case and instruction manual.  
No. 400BT   Same as No. 400B only sight-saver yellow vinyl. 
 #400B HAS THESE SCALES FRONT ONLY ,  S K A   <B CI C >   D L T
No.  400  10"  Vinyl Student Trig rule.   For students, businessmen, professionals. This rule is recognized as the world's outstanding slide rule value.  Consistently found on "best buy" lists, this rule probably enjoys the widest distribution and public acceptance of any slide rule ever manufactured.  The scales S, K, A, B, CI,  C, D, L and T are engraved on the face for permanent accuracy.  This rule is constructed of laminated vinyl with vinyl end brackets that  hold  the rule  firm and in fine register.  The cursor is made of crystal clear, optically correct Plexiglas.  With vinyl case and instruction manual.
No. 1211 White vinyl on magnesium core, stainless steel brackets
No. 1211T   Same as No. 1211 only sight-saver yellow facings
No. 1200   Same as No. 1211 only all-white vinyl and fixed vinyl end brackets.
No 1200T   Same as No.  1211 only sight-saver yellow vinyl and fixed vinyl end brackets.
No. 1240  Same as No. 1211 only all-white vinyl , fixed vinyl end brackets.  Scales on face only. 
THE #1211, 1200, 1240 GROUP HAS THESE SCALES  FRONT  K A <B CI C > D L;  REV.  S  T     
copyright George Keane November 24, 2006
See Mike Konshak's Slide Rule Museum to find other models.
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12/22/06