Letter Dated October 13, 1976 to Jimmie D. Lawson

Accompanied by October 5, 1976 memo by Gerhard Gierz and Klaus Keimel

SCS 2: Notes on Notes by JDL (Concerning What He Calls the \u27Spread\u27)

Also accessible at https://www2.mathematik.tu-darmstadt.de/~logik/keimel/scs.htm

SCS 31: The Lattice of Ideals of a C*-Algebra

Also accessible at https://www2.mathematik.tu-darmstadt.de/~logik/keimel/scs.htm