This is a breakdown of the data in  the fields:

FIELDS:
 VALUES:

 lastname/Last Name/1-10
  Smith Jones Miller Harris Wilson Brown Gore Bush Clinton Dole

 firstname/First Name/11-20
  Bob Sam Harry  Bill Mark Larry Doug Andy

 age/Age/21-22
  18-99

 race/Race/23
  W B A H O

 sex/Sex/24
  M F

 county/County/25-26
  01-58 - County Codes

 company/Company/27-36
  IBM Dell Microsoft Sun Oracle Novell Borland Gateway

 phone//37-46
  ##########

 ac/Area Code/37-39
  222 333 444 555 666 777 888

 ssn/Social Security Number/47-55
  #########

 salary/Salary/56-60
  20000-99999

 title/Job Title/61
  M A D V P C - (Mgr Anlyst Dir VP Prog Clerk ??)
  
 class/Classification/62
  A S T (Admin Sup Tech)

Examples:

stub race codes W,B,A,H,O

spread labels Male,Female
spread sex codes M,F

stub age groups 18-21,22-35,36-64,65-99

spread labels Administration,Supervision,Technical
spread class codes A,S,T
  

Note:

In the case of lastname, company, etc
 since were dealing with fixed length, trailing space fields ....

*instructions
 trim lastname --- other wise say 'IBM       '
 trim company

*tables
 ...
 stub company codes IBM, Dell, Sun
 spread lastname Smith, Jones, Miller