Articles and book chapters can be retrieved by logging into your DocuServe account. Once logged in, go to Retrieve PDFs, where you will find any request that has arrived for you.
Physical materials — like books or microfilm — can be picked up at the Sherman Fairchild Library circulation desk. If you have registered for campus delivery, you can opt to have your materials delivered to a designated location.
If you have a question about a DocuServe request, please feel free to contact them at docuserve@caltech.edu or 626-395-6437.