News Archive of the NMR Information Server.
AMMRL [Association of Managers of Magnetic Resonance Labs] Archives
BUM [Bruker Users Mail] Archives
VARNET Archives - this link is no longer available.
STRUCTURAL-NMR Usenet Archives
The FTNMR FID Archive - a collection of 1H and 13C FID data sets for small organic molecules.
Past issues of the "Magnetic Resonance: The Internet Edition".