Monograph of the ChalcidoideaPublished in Memoirs of the Carnegie Museum, in 1904, in volume 1, issue 4, pages 225-551Osteology of Haplocanthosaurus, with description of a new species, and remarks on the probable habits of the Sauropoda and the age and origin of the Alantosaurus bedsPublished in Memoirs of the Carnegie Museum, in 1904, in volume 2, issue 1, pages 1-75
Osteology of Haplocanthosaurus, with description of a new species, and remarks on the probable habits of the Sauropoda and the age and origin of the Alantosaurus bedsPublished in Memoirs of the Carnegie Museum, in 1904, in volume 2, issue 1, pages 1-75