(USA) IMA - Institute for Mathematics and its Applications, Minneapolis, MN. (USA) Florida State University - Math Department, Florida State University, Tallahassee, FL. (Russia) St. Petersburg Mathematical Society - Preprint collection open to members of the Society. TeX and/or PostScript format. (UK) University of Cambridge - Statistical Laboratory Research Reports. (Norway) NTNU Trondheim - Preprint Series, Department of Mathematical Sciences, Norwegian University of Science and Technology, Trondheim. (Germany) Kiel University - Mathematics Seminar Reports. (USA) IMS Stony Brook - Institute for Mathematical Sciences Preprint Server, SUNY Stony Brook, NY. ArXiv mirrored. (USA) American Institute of Mathematics - Mainly in number theory. From 1998, PS and PDF. (Italy) INFN Rome - Mathematical Physics, Roma La Sapienza, Rome. (USA) DIMACS - Center for Discrete Mathematics and Theoretical Computer Science, Rutgers, New Jersey. (Germany) KANT Group - Technical University of Berlin. (USA) GANG Document Library - Center for Geometry, Analysis, Numerics and Graphics. Organised by date, author. (UK) University of Glasgow - Preprint archive from 1995. (UK) University of Bath - Mathematics Group preprints by year from 1993. (Italy) Pisa - Calculus of variations and geometric measure theory papers from 1995. (Germany) TU Berlin - Sfb 288: Differential Geometry and Quantum Physics. (Germany) University of Ulm - Faculty of Mathematics and Economics, Department of Stochastics. Publications from 1995. (USA) UC Davis - Math Department, University of California, Davis, CA; ArXiv overlay. (UK) University of Bristol - Applied Nonlinear Mathematics, Faculty of Engineering. (USA) UIUC - Department of Mathematics, University of Illinois, Urbana-Champaign, IL. Faculty publications in HTML/PDF. (Japan) Kyoto University Department of Mathematics - Searchable preprint collection from 1993. (UK) University of Oxford - Mathematical Institute. Searchable index. (Germany) University of Rostock - Preprints from 1993 to the present. (Hungary) Alfréd Rényi Institute, Budapest - Preprints by author. (UK) Isaac Newton Institute, Cambridge - Mathematical Sciences preprints. (UK) Isaac Newton Institute, Cambridge - Books arising from Institute Programmes. (USA) UC Santa Barbara - Math Department, University of California, Santa Barbara, CA. (UK) University of Southampton - Mathematics pre-prints. (Czech Republic) KMA - Department of Mathematical Analysis, Charles University. (Denmark) MaPhySto, Aarhus - Centre for Mathematical Physics and Stochastics. Publication dates 1998-2003.