. The dinosaurs of North America. Dinosaurs. U- S. CEOLOG1CAL SURVEY SIXTEENTH ANNUAL REPORT PART I PL. LV. CAMPTOSAURUS. DRYOSAURUS, AND LAOSAURUS. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marsh, Othniel Charles, 1831-1899. Washington, Govt. Print. Off.

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Keywords: ., bookcentury1800, bookdecade1890, bookpublisherwashi, bookyear1896