Url Resource class https://teachinglegalhistory.unl.edu/s/oer/item/1933 https://teachinglegalhistory.unl.edu/s/oer/item/1935 https://teachinglegalhistory.unl.edu/s/oer/item/1937 https://teachinglegalhistory.unl.edu/s/oer/item/1941 https://teachinglegalhistory.unl.edu/s/oer/item/1943