他们到图书馆登录系统之后，会有馆员来核实他们所有的个人信息，然后他们才能获得系统赋予的所有权限。

When they came to the library they would sign-in and a librarian would verify all of their information and they would have full access to the system.

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这类方法延续到了20世纪，只不过已经演变为图书馆馆员在书目资料输入计算机系统里之前用来记录书名、著者、主题等等项目的目录卡。

The idea survived into the 20th century in the shape of the little catalogue cards librarians used to note down a book’s title, author, subject and so on before the records were moved onto computers.

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图书馆的读者对于排架系统表达这么强烈的感情并不常见，但近几年来，图书馆员确实深处分类的漩涡中。

It's not often that patrons express such strong enthusiasm for shelving systems, but in recent years librarians have been embroiled in a classification struggle.

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