Survey of lights and signalling equipment : instructions for the guidance of surveyors.
Survey of lights and signalling equipment : instructions for the guidance of surveyors.
- 2nd ed.
- London : H.M.S.O., 1982.
- vi, 56 p. : ill. ; 29 cm. + pbk.
At head of title: Department of Trade.
Includes index.
0115134948
Ships' lights.
Signals and signaling
623.865
At head of title: Department of Trade.
Includes index.
0115134948
Ships' lights.
Signals and signaling
623.865