. Annals of the New York Academy of Sciences. Science. ii-MoMh of S!j:ltim. b-Stup cock tu vegulaie tht/tc c-Wucicn hanaii «f Siphon. d-2ron/unnelJ'vT/illins Siph'. POLLING CRUTCH OR WOOD-HOLDER FOR THE POLLING POTS Plate Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York Academy of Sciences. New York, New York Academy of Sciences

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Keywords: ., bookcentury1800, bookdecade1870, booksubjectscience, bookyear1877