A first-grade classroom in North Carolina circa 1950. (From Photograph Collections, State Archives of North Carolina, Raleigh, NC) Reading by the numbers How Americans once learned a fundamental skill. By Author Carrie Golus, AB’91, AM’93 | The University of Chicago Magazine — Fall/23 2Number of books that history professor Adrian Johns has written about books300Natural limit to reading speed, in words per minute80Percentage of 1950s US first graders taught to read using the Dick and Jane series produced by education dean William S. Gray, PhD 191640Percentage of their day spent learning to read1Maximum number of new words per page in the Dick and Jane books37Number of times “look” appears in We Look and See4Number of children Johns has1Number who taught themselves to read to understand the first Harry Potter book Education & Social Service Reading Books William Rainey Harper's Index