Views from the Central Manufacturing District

View of Iron street
before improvements by the CMD
View of Iron street afterward enlargement
The lounging room of the CMD club enlargement
Wrigley's Gum factory
on Ashland av
One of CMD's Wig-Wag
railroad crossing warning signals
A typical CMD street lamp enlargement
A typical CMD street sweeping wagon enlargement
The river dock at 26th street enlargement

Source: H. E. Poronto, Industrial Agent, The Central Manufacturing
District: Chicago Junction Railway service, A book of descriptive text,
photographs & testimonial letters about Chicago Junction Railway
service and the Central Manufacturing District -- The Great Central Market

(Chicago: Chicago Junction Railway Co., 1915).