This volume sets forth in a nontechnical manner the linguistic approach employed in writing instructional materials used in English-as-a-second-language programs at the English Language Institute of the University of Michigan during the 1940's and 1950's. Each section of this volume presents the principles or the assumptions underlying the choice, sequence, and handling of the materials of the "Intensive Course in English for Latin-American Students." Chapters include: (1) "On Learning a Foreign Language as an Adult," (2) "The Sounds: Understanding and Producing the 'Stream of Speech'," (3) "The Structure: Making Automatic the Use of the Devices of Arrangement and Form," (4) "The Words: Mastering Vocabulary Content," and (5) "Contextual Orientation." Appendixes contain"Step-by-Step Procedure in Marking Limited Intonation,""Lessons in Pronunciation, Structure, and Vocabulary from 'Ingles por Practica'," and "Outline of Materials of 'An Intensive Course in English for Latin Americans'." (RL)