Manholes like this give access to city’s sewer system, 1961 Inquirer "Today" Magazine, January 29, 1961 InfrastructureSanitation "Manholes like this give access to city's sewer system." Dates Created 1961Created 1961 1960-1970 Item Type ImagePhotograph Publisher Philadelphia Daily NewsPhiladelphia Inquirer Topics InfrastructureSanitation Subjects Sewer PipesWorkers Keywords ManholeSewer Crawler Temporal Coverage 1961 (Circa) 1960-1970 Place Philadelphia Digital Format image/jpeg Collection Philadelphia Newspapers, Inc. Rights © Copyright by Philadelphia Newspapers Inc. All Rights Reserved. For reprint permission contact PNI at (215) 854-2000. Rights Holder Philadelphia Newspapers, Inc. Provenance Thanks to PNI for allowing the use of these images here, and to Michael Panzer, PNI Library Supervisor, for helping me locate them. Is Part Of Sewer Inspections: Vintage Images“Sewer Crawlers,” January 29, 1961