Work and Industry (6 images)

• 120509-105-Edit.jpg Old Cement Plant, Wakefield, Massachusetts, USA

• S051709015.jpg An electrical power plant, Boston, MA

• IN16238.jpg Locomotive for the MBTA commuter trains in...

• 122909-008.jpg Freshly cut logs near a sawmill in Maine, USA

• 122909-009.jpg Freshly cut logs near a sawmill in Maine, USA

• 011211-109.jpg An excavation machine sites idley on a...