1
Published: 1895
Superior document: Transactions of the Texas Academy of Science 1,5,[3]
2
Published: 1899
Superior document: Transactions of the Texas Academy of Science 2,2,[5]
3
Published: 1896
Superior document: Transactions of the Texas Academy of Science 1,5,[7]
4
Published: 1902
Superior document: Transactions of the Texas Academy of Science 4,2,[4]
5
Published: 1894
Superior document: Transactions of the Texas Academy of Science 1,3,[2]