Vintage 1966 Ajax Window Cleaner store coupon. This coupon is for the 1966 Ajax $1,000,000 Color Key Sweepstakes, featuring $1,000,000 in Mercury Comet Calientes, and to save 5 cents on your next purchase of any size Ajax Window Cleaner with Hexammonia. This coupon shows some yellowing but is in very good condition.
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