This syllabus outlines a course of six lectures on light, covering topics such as reflection, refraction, and polarization. With clear explanations and helpful diagrams, Goodspeed's lectures provide a valuable resource for those seeking to better understand the nature of light and the physics behind it. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

The Colbeck collection was formed over half a century ago by the Bournemouth bookseller Norman Colbeck. Focusing primarily on British essayists and poets of the nineteenth century from the Romantic Movement through the Edwardian era, the collection features nearly 500 authors and lists over 13,000 works. Entries are alphabetically arranged by author with copious notes on the condition and binding of each copy. Nine appendices provide listings of selected periodicals, series publications, anthologies, yearbooks, and topical works.