https://d.lib.msu.edu/mwrtf/9/OBJ/view#page=37 | 11/17/2017 | PDF Reader | | Item is within a single large file |
https://listings.lib.msu.edu/mwrtf/1956.pdf#page=37 | 01/13/2017 | PDF Reader | | Item is within a single large file |
https://archive.lib.msu.edu/tic/bulls/article/1956[...] | 04/22/2009 | PDF Reader | | Reprint in The Bull Sheet |