Andes of southern Peru,
1916
"The geographic work of the Yale Peruvian expedition of 1911 was essentially a reconnaissance of the Peruvian Andes along the 73d meridian."--Pref
1916
"The geographic work of the Yale Peruvian expedition of 1911 was essentially a reconnaissance of the Peruvian Andes along the 73d meridian."--Pref