This reference tool covers basic information, such as film titles and actors, as well as a variety of topics in film studies, based on monographs published in ten different languages.  Meer

This is the must-have guide for all amateur astronomers who double as makers, doers, tinkerers, problem-solvers, and inventors. In a world where an amateur astronomy habit can easily run into the many thousands of dollars, it is still possible for practitioners to get high-quality results and equipment on a budget by utilizing DIY techniques.  Meer