The Ohio Survey between declinations of 40° and 63° north
Papers of John Daniel Kraus
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JDK note on folder "Survey V"
Kraus Publications Series
Papers of John Daniel Kraus, “The Ohio Survey between declinations of 40° and 63° north,” NRAO/AUI Archives, accessed December 1, 2023, https://www.nrao.edu/archives/items/show/3301.