Welcome to the Library, where you can explore resources and connect with research specialists. chat loading... Search the Library OASys Oxy WorldCat Link+ OASys 500 Internal Server Error Internal Server Error The server encountered an internal error and was unable to complete your request. Either the server is overloaded or there is an error in the application. Oxy WorldCat searches the collections of libraries worldwide alongside Oxy holdings. Materials not available at Oxy may be ordered through interlibrary loan. Link+ searches the collections of Oxy and partnering libraries. Physical resources (e.g. books and DVDs) may be checked out to Oxy affiliates through a quick request process.