I wonder how much security they need to protect this from fans who want to read these works and to what efforts they go to ensure no other copies exist (if I so

I wonder how much security they need to protect this from fans who want to read these works and to what efforts they go to ensure no other copies exist (if I somehow gain access to an old laptop of one of these writers, can I recover (part of) the work? If FOIA requests on the email of the library are possible, will they disclose something?)