They may also assist visitors with microfilm or microfiche readers. Some library technicians work for businesses that use specialized knowledge, such as law firms. In these offices, technicians search for books and articles about particular topics. Sometimes, technicians write summaries of these books and articles. Bookmobile drivers bring books to people who do not have a library nearby.
Bookmobile drivers operate vans stocked with books or drive light trucks that pull a book trailer.
They go to specific sites on a regular schedule. Depending on the city, assistants may drive alone or may be accompanied by a library technician. When alone, the drivers perform many of the same functions as a library assistant. They answer customersquestions, receive and check out books, collect fines, maintain the book collection, and shelve materials. Drivers also take requests for books that are not on the bookmobile.