Related Clues:

• Blood-type abbr.
• Getters of letters: Abbr.
• +, on an AA batt.
• On the right half of the no. line
• Batt. terminal
• Like some chgs.
• Not neg
• Test result, at times: Abbr
• Mailing ctrs
• Ltr. distributors
• Bldgs. for mailers
• Opp. of neg
• Like one battery terminal: Abbr
• Mail ctrs
• Neg's opposite