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William F. Denning (1848 1931) was a British astronomer famous for his planetary observations and meteor studies. Elected president of the Liverpool Astronomical Society in 1887, he wrote a series of articles on telescopes for the society's journal, which were brought together and republished in 1891 under the title Telescopic Work for Starlight Evenings. Intended as a contribution to popular astronomy, this book provides a varied introduction to telescopes and their usage. The opening essay traces the development of the telescope from antiquity, through Galileo and Newton's contributions in...

English Vocabulary Elements draws on the tools of modern linguistics to help students acquire an effective understanding of learned, specialized, and scientific vocabulary. This fully refined and updated edition helps develop familiarity with over 500 Latin and Greek word elements in English and shows how these roots are the building blocks within thousands of different words. Along the way, the authors introduce and illustrate many of the fundamental concepts of linguistics, sketch word origins going back to Latin, Greek, and even Proto-Indo-European, and discuss issues around meaning change...