Abstract Log Notes from Travel Survey Boat Operation1973-01-01unknownhttp://rightsstatements.org/vocab/NKC/1.0/enghttp://congressarchives.org/record/CAC_CC_109_4_22_28_0001The document describes a survey boat named "Curtis" with passengers William and Salling. They were at a location called Union Mechling and encountered a lock downriver at 12:50. The boat entered and exited the lock between 13:21 and 13:39. There was no trouble during the process. The survey boat was 34 feet long.