View of an open area in which a pile driver is at work in Bridgeport. Smokestacks and buildings can be seen in the background. Written at lower... Show moreView of an open area in which a pile driver is at work in Bridgeport. Smokestacks and buildings can be seen in the background. Written at lower left: LL: "Pile Driver"/ Bridgeport, Conn. 4/1/77 Show less