1 Table of Contents: “... and of SL2(Z) with coefficients in a geometric representation -- Pure braid groups are not residually free...”

2 “...This book makes a systematic study of the relations between the étale cohomology of a scheme...”

3 Table of Contents: “... representations and building representations -- 7.12 Residues in buildings -- 7.13 Buildings of type An-1 = Symn --...”

4 “...Robin Hartshorne studied algebraic geometry with Oscar Zariski and David Mumford at Harvard...”