This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.

This series consists largely of prints made from archival originals (Chicago Historical Society, Art Institute of Chicago, Newberry Library, etc.) at the time of the centennial for various publications. Members’ portraits, followed by speakers’ photos arranged alphabetically; then meetings, locations, publications arranged chronologically.