| Character Positions |   | 
    
      | 18-21 - Relief (006/01-04) |  | 
    
      | | - No attempt to code |  | 
    
      | 22-23 - Projection (006/05-06) |  | 
    
      | ♯♯ - Projection not specified |  | 
    
      | 24 - Undefined (006/07) |  | 
    
      | ♯ - Undefined |  | 
    
      | 25 - Type of cartographic material (006/08) |  | 
    
      | a - Single map | d - Globe | 
    
      | b - Map series | e - Atlas | 
    
      | c - Map serial |  | 
    
      | 26-27 - Undefined (006/9-10) |  | 
    
      | ♯♯ - Undefined |  | 
    
      | 28 - Government publication (006/11) |  | 
    
      | ♯ - Not a government publication | l - Local | 
    
      | c - Multilocal | m - Multistate | 
    
      | f - Federal/national | s - State, provincial, territorial, dependent, etc. | 
    
      | i - International intergovernmental | z - Other | 
        
      | 29 - Form of item (006/12) |  | 
    
      | ♯ - None of the following | f - Braille | 
    
      | a - Microfilm | r - Regular print reproduction | 
    
      | b - Microfiche | s - Electronic | 
    
      | d - Large print |  | 
    
      | 30 - Undefined (006/13) |  | 
    
      | ♯ - Undefined |  | 
    
      | 31 - Index (006/14) |  | 
    
      | | - No attempt to code |  | 
    
      | 32 - Undefined (006/15) |  | 
    
      | ♯ - Undefined |  | 
    
      | 33-34 - Special format characteristics (006/16-17) |  | 
    
      | ♯ - No specified special format characteristics | n - Game | 
    
      | e - Manuskript | o - Wall map | 
    
      | j - Picture card, post card | p - Playing cards | 
    
      | k - Calendar | z - Other | 
    
      | l - Puzzle |  |