. Electronic apparatus for biological research. Electronic apparatus and appliances; Biology -- Research. Cathodally screened support Ball and socket joint. Supporting glass rod Silver wire Rubber tube Microelectrode Plate An adjustable mounting arrangement for microelectrodes. 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 Donaldson, Peter Eden Kirwan. New York, Academic Press

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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity