1The librarian helped me find a book on ancient history that I needed for my research project.
2Is the librarian available to answer questions about the library's online catalog?
3She worked as a librarian at the local public library for over 20 years before retiring.
4If you need help with your research, ask the librarian for assistance; they are trained to help you find what you need.
5The school hired a new librarian to oversee the development of its library and media center.