The average hourly wage for nonsupervisory workers was per hour in 1971. According to Hendrickson (2022a), that means that it would have taken approximately hours of work to afford a refrigerator in 1971. $3.73;24$3.73;107$27.33;107$27.33;24 The average hourly wage for nonsupervisory workers was per hour in 1971. According to Hendrickson (2022a), that means that it would have taken approximately hours of work to afford a refrigerator in 1971. $3.73;24$3.73;107$27.33;107$27.33;24