dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Ritter, W F Mck
    Type: Article
    In: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge
    Volume: 31
    Issue: 140
    Date: 1893
    Page Range: 124--127
    Publication Info: Philadelphia, American Philosophical Society,