Volume 107, Issue 2 – March 1978

## Limit formulas for multiplicities in $L^2(\Gamma\backslash G)$

Pages 133-150 by David L. DeGeorge, Nolan R. Wallach

## Desingulariation of two-dimensional schemes

Pages 151-207 by Joseph Lipman

## The Kunze-Stein phenomenon

Pages 209-234 by Michael Cowling

## Higher explicit reciprocity laws

Pages 235-254 by Andrew Wiles

## Families of Riemann surfaces and Jacobi varieties

Pages 255-286 by Clifford J. Earle

## On vector fields as generators of flows: A counterexample to Nelson’s conjecture

Pages 287-296 by Michael Aizenman

## Finite simple groups in which the generalized fitting group of the centralizer of some involution is extraspecial

Pages 297-369 by Franz Timmesfeld