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  1. Remarks on some fossil impressions in the sandstone rocks of Connecticut River /
    By: Warren, John Collins, - Silsbee, George M., - Boston Society of Natural History.
    Publication info: Boston :Ticknor and Fields,1854.
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
    Subjects: 1854  Connecticut River Valley  Dinosaur tracks  Footprints, Fossil  Massachusetts  Paleontology  Photographs  Salted paper prints  
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