Image #577 (2.75" x 4.5"): "8-29-29. Fallen stair tower - ready to be towed in."; Image #578 (4.5" x 2.75"): "8-29-29. The last stair tower, at Pier 7, being removed by tipping it over."; Image #579 (2.75" x 4.5"): "8-29-29. Falsework steel burned into scrap lengths 20" x 5'-0". See 523."
