Thesis Tool: Searching the library catalog for theses and dissertations within a specific department can be tricky. Thesis Tool allows you to choose from a list of academic disciplines, and view the matching items in the library catalog.
The off-campus Passkey bookmarklet helps you connect to databases and journals without going through the library web site.
CUL New Books lists books, e-books, and other monographs that have recently been added to the Cornell University Library collections.
JAbbr is an online tool that helps you quickly decipher journal title abbreviations.
You can get help with writing from the Knight Writing Center (which has outposts with consultation times all over campus including Mann Library) or online resources like the Purdue OWL Guide to Reports, Proposals, and Technical Papers.