It is said that you can tell a man by the books he reads. More so, then, by the books he writes. In the case of William J. Robinson (1869-1936), Ph.G., M.D., consider these works.
"Dr. Robinson's Dictionary,"
Word Ways: Vol. 16
, Article 6.
Available at: https://digitalcommons.butler.edu/wordways/vol16/iss3/6