There's an obituary for Andrew Shulmistras: Chicago Tribune (IL) - August 09, 1946 SHULMISTRAS Deceased Name: Andrew Shulmistas --Andrew Shulmistas, dear father of John, Joseph, Olga Taylor, and Martha Ralph. Funeral from chapel, 4348 S. California avenue Saturday, 1:30 p.m., to Zion Ev. Lutle church. 22d and S. Bell. Interment Concordia. Laf. 3572.
Chicago Tribune (IL) Date: August 09, 1946 Edition: Chicago Tribune Record Number: 19460809dn056 Copyright 1946, Chicago Tribune. For permission to reprint, contact Chicago Tribune.
There's also an article about some bank robbers which mentions John Shulmistras:
Chicago Tribune (IL) - October 20, 1951 FOIL HOLDUP! 1 DEAD, 1 SHOT
STOCKING CAP ROBBER SLAIN; COP WOUNDED
Police Nip Raid at Loan Office
[it says in part] One of the many victims of the gang was John S. Shulmistras, 37, owner of an exchange at 4004 Archer av., who was confronted Feb. 1, 1951, by four men wearing stocking caps. Shulmistras routed the would-be robbers in a pistol duel.