The Brooklyn, Queens County and Suburban Railroad (BQC&S) was a street railway company in Brooklyn and Queens, New York, United States. It originated as a horsecar line until it was acquired by the Long Island Traction Company on November 24, 1893 and convert it into a subsidiary. The railroad was electrified in 1894.
It was acquired by the Brooklyn Rapid Transit Company on July 1, 1898.
References
Brooklyn, Queens County and Suburban Railroad Wikipedia(Text) CC BY-SA