@misc{1188266, author = {I Nimeroff}, title = {A standard procedure for setting of photoelectric controls prior to installation on lighted obstructions:}, year = {1974}, month = {1974-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.IR.74-603}, language = {en}, }