Volume 21 — PITTSBURGH THE PLACE AND ITS SOCIAL FORCES.
Reading edition

FORT PITT IN 1759.
The first town plan of the Point of Pittsburgh.
The second of three special issues of Charities and The Commons, presenting the gist of the findings of the Pittsburgh Survey, as to conditions of life and labor among the wage-earning population of the Pennsylvania Steel District.
I. JANUARY 2-THE PEOPLE. II. FEBRUARY 6-THE PLACE. III. MARCH 2-THE WORK.

PITTSBURGH SOCIAL FORCES 1908
For profiles, lines A.-B.; C.-D.; and E.-F.—see pages 834 and 835.