PROFICIENCY IN ENGLISH IS A REQUIREMENT IN SWEDEN FOR VOCATIONAL SCHOOL TEACHERS. TEACHING BY TELEPHONE WAS EXPERIMENTED WITH IN AN ATTEMPT TO CREATE A RESERVE OF THESE TEACHERS WHO WOULD MEET THE REQUIRED PROFICIENCY LEVEL. CANDIDATES WHO PASSED AN INITIAL PROFICIENCY TEST FOLLOWED A COURSE FOR FOUR MONTHS IN WHICH SELF-INSTRUCTIONAL BOOKS WITH TAPES WERE USED, SUPPLEMENTARY MATERIALS WERE STUDIED, AND 15 TO 20 MINUTE TELEPHONE LESSONS WERE GIVEN EACH SECOND WEEK. THIS ARTICLE DESCRIBES, WITH SPECIFIC DETAILS, THE OBJECTIVES OF THE COURSE, THE INITIAL AND FINAL TESTS OF LANGUAGE SKILLS, THE BASIC COURSE MATERIALS, AND THE PROCEDURES AND CONTENT OF THE TELEPHONE LESSONS. THE RESULTS OF THE TELEPHONE COURSE ARE EVALUATED IN TERMS OF THEIR PRACTICAL APPLICABILITY, THE DEVELOPMENT OF THE TEST, AND THE ATTITUDES OF THE PARTICIPANTS. THERE WAS SOME NOTICEABLE GAIN IN PRONUNCIATION FEATURES, AND ALTHOUGH ADVANCEMENT WAS UNEQUAL AMONG THE PARTICIPANTS, SEVERAL FOUND, DESPITE THE UNNATURAL SITUATION WITH THE TELEPHONE, THAT THE TELEPHONE CALLS SERVED AS A GOOD STIMULUS FOR PREPARING THE SELF-INSTRUCTIONAL COURSE. THIS ARTICLE APPEARED IN THE "INTERNATIONAL REVIEW OF APPLIED LINGUISTICS IN LANGUAGE TEACHING," VOLUME 5, NUMBER 2-3, JULY 1967, PAGES 123-139. (SS)