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Use "keypunching" in a sentence
"The reason for the simplification was to test if a faster method, requiring significantly less bookkeeping and keypunching, could not provide nearly as good results as calculating the fraction of observers at each of the 24 hours of the day."
"The realistic problems for System Services personnel were enormous: programming the computer to meet our needs and, worst of all, keypunching into the computer over 300,000 names on their individual punch cards."
"- Enhanced Data integrity (elimination of manual keypunching and interpretation of handwritten entries),"