Four-score

This Work, beſides the Poetry, will contain about four-ſcore Plates of Muſic.

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3. Every subscriber of one penny per week, who is sixty years of age, or upwards, and under four-score, to be entitled to receive treble his subscription at the end of the year; that is, his own subscription, and twice as much more. 4. Every subscriber of one penny per week, who is four-score years of age, or upwards, and under ninety, to receive four times his subscription at the end of the year; that is, his own subscription, and three times as much more.

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I was then about four-score years of age, and my infirmities much increased by the severity of my confinement, yet as my day was, so strength was given.

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In twenty minutes after I left the pulpit, being anxious for letters from my family at home, I threw myself into a coach, and did not halt till I reached Liverpool, where I expected to find some: a journey of nearly four-score miles, not a small work for three-score and ten years!

Source: wiktionary