() is a series of ice-covered bluffs midway along the west slope of the Darley Hills
, in the Churchill Mountains
. The bluffs rise to and are interspaced by heavily crevassed ice. The feature was named by the Advisory Committee on Antarctic Names
after Wellman Chamberlin
, a National Geographic Magazine
(NGM) cartographer, from about 1935 to 1970, and author of the NGM monograph The Round Earth on Flat Paper
, 1947. It is one of several features in the Darley Hills that are named for NGM staff.