dcsimg
BHL has entered a new chapter. Learn more.
Site maintenance lasting 2 hour(s) is scheduled to begin on 20 Feb 2026 at 20:00 ET (UTC-4).
Sort By:
  1. By: Drake, Carl J. (Carl John) - Ruhoff, F A
    Type: Article
    In: Proceedings of the United States National Museum
    Volume: 113
    Issue: 3455
    Date: 1961
    Page Range: 125--183
    Publication Info: Washington Smithsonian Institution Press, [etc.]