# Mount Twiss

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**Mount Twiss** ([79°23′S 85°36′W](https://geohack.toolforge.org/geohack.php?params=79_23_S_85_36_W)) is a peak (2,000 m) at the north end of [Watlack Hills](/source/Watlack_Hills) in the [Heritage Range](/source/Heritage_Range), [Ellsworth Mountains](/source/Ellsworth_Mountains). Antarctica. It was mapped by the [United States Geological Survey](/source/United_States_Geological_Survey) (USGS) from ground surveys and [U.S. Navy](/source/U.S._Navy) air photos from 1961 to 1966. It was named by the [Advisory Committee on Antarctic Names](/source/Advisory_Committee_on_Antarctic_Names) (US-ACAN) after [John R. Twiss, Jr.](/source/John_R._Twiss,_Jr.) Twiss served on the support staff at [McMurdo Station](/source/McMurdo_Station) from 1961 to 1963, was a [United States Antarctic Research Program](/source/United_States_Antarctic_Research_Program) (USARP) Representative at McMurdo Station in the 1964–65 season, a USARP Representative on USNS [Eltanin Cruise](/source/Eltanin_Cruise) 34 in 1968, staff of the [National Science Foundation](/source/National_Science_Foundation) (NSF) [International Decade](/source/International_Decade) of [Ocean Exploration](/source/Ocean_Exploration) from 1970 to 1974, and [executive director](/source/Executive_director) of the [Marine Mammal Commission](/source/Marine_Mammal_Commission) from 1974.[1]

## References

1. [Mount Twiss](https://www.aloeus.com/mount-twiss/)

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Adapted from the Wikipedia article [Mount Twiss](https://en.wikipedia.org/wiki/Mount_Twiss) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Mount_Twiss?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.