Zilch Cliffs

Zilch Cliffs (74°58′S 134°55′W) is a series of steep cliffs that mark the east extremity of McDonald Heights near the coast of Marie Byrd Land. The cliffs were photographed from aircraft of United States Antarctic Service (USAS), 1939–41, and were mapped in detail from U.S. Navy air photos and United States Geological Survey (USGS) surveys, 1959–65. Named by Advisory Committee on Antarctic Names (US-ACAN) for Lieutenant Commander C.H. Zilch, U.S. Navy, Officer-in-Charge of the meteorological support unit during Operation Deep Freeze 1966.

References

Public Domain This article incorporates public domain material from "Zilch Cliffs". Geographic Names Information System. United States Geological Survey. 


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