American standard practice for roadway lighting.

American standard practice for roadway lighting.

Manylion Llyfryddiaeth
Awduron Corfforaethol: American Standards Association, Illuminating Engineering Society
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: New York Illuminating Engineering Society 1964.
Pynciau:
Street-lighting > United States.
Roads > Lighting.