We use cookies to provide you with a better onsite experience. By continuing to browse the site you are agreeing to our use of cookies in accordance with our Cookie Policy.

Skip to main content

    Features

    The Naval Gun Factory, Washington

    California Wines

    Steadying Vessels at Sea

    An Improved Trunk Protector

    Preston's Improvement in Stockings

    An Improved Nut Lock

    An Aerial Ship

    Ingleton's Improved Steam Plow

    A Bed Spring and Support

    Novel Toys

    The New Cruiser Raleigh

    To Inventors- May 7, 1892

    Departments

    • Letters

      Correspondence- May 7, 1892

    • Recommended

      New Books and Publications- May 7, 1892

    • Departments

      Recently Patented Inventions- May 7, 1892

    • Business and Personal- May 7, 1892

    • Notes and Queries- May 7, 1892

    • Index of Inventions- May 7, 1892

    Purchase To Read More

    Already purchased this issue? Sign In to Access
    Select Format
    May 07, 1892

    See the World from a Different Perspective

    Subscribe to Scientific American MIND

    Subscribe