A photo journal of the Street Services Bureau's history.

An open membership society dedicated to preserving the proud history of the Los Angeles Fire Department.

Learn about the proud history of the Los Angeles Fire Department in this privately maintained archive.

The Los Angeles Conservancy, the largest membership-based local historic preservation organization in the country. Walking Tours and more...

Historical Timeline of the Hyperion Treatment Plant from the early 20th Century to Present.

General Information for the City's Hyperion Wastewater Treatment Plant, which processes and recycles wastewater.