Entrance to the observatory--Clough, Smith, and Nelson

Clough, Smith, and Nelson standing, one holding a shovel, one holding an anemometer, and one with a walking stick, at the snow-covered entrance to the Meteorological Observation Station on Mount Washington, New Hampshire.
C1540B U.S. Copyright Office.
Title transcribed from corresponding number on caption list printed on verso of related item, LC-USZ62-123959.
No. 27.