Literary Notes

The subject of Street-Cleaning in large cities, will be treated in the April Popüar Science Monthly, by General Emnons Clark, of New York. The article will include explicit practical suggesions for the proper performance of this mportant work. What keeps the Bicycler upright ? - a question that is often asked- will be answered in an illustrated article contributed to the April Popular Science Monthly by Charles B. Warring.