Alley may be paved, or unpaved, and a blind alley is a cul-de-sac. Modern urban developments may also provide a service road to allow for waste collection, or rear access for fire engines and parking. Because of geography, steps (stairs) are the predominant form of alley in hilly cities and towns. This includes Quebec City in Canada and in the United States Pittsburgh (see Steps of Pittsburgh), Cincinnati (see Steps of Cincinnati), Minneapolis, Seattle, and San Francisco as well as Hong Kong, Genoa and Rome. Some alleys are roofed because they are within buildings, such as the traboules of Lyon, or
Disability publications in the U.S. print periodicals. This general-interest magazine originally was published both in braille and New York Point, an embossed writing system no longer in use. The magazine's founder, Mrs. William Ziegler, was the mother of a blind son and an heiress who solely funded the publication. Her endowment continues to provide for free distribution of the "Ziegler," as it is known. The "Braille Book Review" began in 1938 and described the newest books in Braille from the National Library Service for the Blind. Once sound technology was more prevalent, "Talking Book Topics" was founded in the 1930s to give the blind community