Related Clues:

• Photog's item
• Darkroom master: Abbr.
• Photo envelope enclosure, for short
• Like one terminal of a battery: Abbr.
• +: Abbr.
• Neg. negator
• Pos. opp.
• Blood-typing abbr.
• Med. test result
• -: Abbr.
• Battery term.
• Opposite of neg.
• Like an anode: Abbr.
• Terminal abbr.
• Photog's original