Dive into the richness of the English language with the 1936 Self-Teaching Course in Practical English and Effective Speech, comprising 15 volumes. This comprehensive set is an invaluable collection for both personal and professional development, crafted by The Better Speech Institute Of America. It offers a detailed exploration of teaching methodologies and techniques that cater to a diverse audience, ranging from toddlers to adults.

With its roots in the 1930s, this educational box set is a collector's gem, providing insights into the era's educational practices. Published in English and manufactured in the United States, the series is a testament to the period's commitment to enhancing communication skills. The set is a remarkable resource for those interested in linguistic education and historical educational materials.