A written record of radio and television station operating data, required by law.

A record of computer operating runs, including tapes used, control settings, halts, and other pertinent data.

The record of, or the act or process of recording, events or the type and characteristics of the rock penetrated in drilling a borehole as evidenced by the cuttings, core recovered, or information obtained from electronic devices.

Unshaped timber either rough or squared.

1. An instrument for measuring the speed or distance or both traveled by a vessel.

2. A written record of the movements of a craft, with regard to courses, speeds, positions, and other information of interest to navigators, and of important happenings aboard the craft.

3. A written record of specific related information, such as that concerning performance of an instrument.