This collection contains the papers and writings of Ernst Weber, the sixth president of the Polytechnic Institute of Brooklyn. Many of the items in this collection regard his tenure at Poly, potential university mergers, writings, and a collection of volumes and clippings from relevant publications. There are also many items related to various professional affiliations, namely the Institution of Electrical and Electronics Engineers (IEEE), the National Academy of Engineers (NAE), and the Microwave Research Institute (MRI), now Weber Research Institute. The items in this collection represent a dynamic range, the bulk related to Webers time at Poly, both before and during his presidency, as well as some items after departure.