"Masters Theses in the Pure and Applied Sciences" is a comprehensive reference work that provides a valuable collection of master's theses from the fields of pure and applied sciences. Originally established in 1957 by the Center for Information and Numerical Data Analysis and Synthesis (CINDAS) at Purdue University, this work has evolved over the years and is now published by an international publisher. The publication includes a wide range of theses submitted by universities in the USA and Canada, offering a broad overview of current scientific research. The annual publication allows researchers, students, and professionals to access an extensive database that is of great benefit to the academic and technical community. The collected works are significant not only for research but also for the advancement of degree programs in the natural and engineering sciences.