Available evidence indicates that the state of reading in 1977 is no better than it was at the turn of the decade.
Royjier-Poncefonte Mack, F. (1978). The Illiteracy Concept: Defining the Critical Level. Reading Horizons: A Journal of Literacy and Language Arts, 19 (1). Retrieved from https://scholarworks.wmich.edu/reading_horizons/vol19/iss1/8