v 7 ’ - f £ 
1880, 1881, 1882, 1883 
The closing weeks of 1880 and much of the year 1881 
were largely employed in the drawing of panoramic views of 
the Grand Canyon of the Colorado, the greatest achievement 
of my mountain-climbing period* air eady described. Attention 
was also given to the preparation of the maps which, associated 
with the panoramas, make one of the most conspicuous publica- 
tions of the Survey. The panoramic work of this period was 
very much admired by Dr. de Hargerie, a French geologist, and 
many years later, 1921, he presented me with a splendid panor- 
amic view 1 in colors of the Alps, twenty-four feet in length, 
which later I turned over to the Geological Survey. Be Margerie 
desiring to confer upon me an especial favor, had me made an 
honorary member of the French Alpine Club in 1926. 
During the year 1880-1881 I had charge of the closing 
up of the business affairs of the Hayden Survey which had 
been discontinued by Congress in 1879. Field work ms thus 
