Question: Which state did that Survey which named the Excelsior Geyser Crater survey?
Sentence (from "Hayden Geological Survey of 1871"): In 1894, Nathaniel P. Langford, the first park superintendent and a member of the Washburn-Langford-Doane Expedition which explored the park in 1870, wrote this about the Hayden expedition:
Relevant evidence: No