Maps of United States
Average Number of Days without Killing Frost. Atlas of American Agriculture.
1 : 8000000 Marschner, F.J.
Average Precipitation. Atlas of American Agriculture.
1 : 17000000 Kincer, Joseph Burton
Great Soil Groups. Atlas of American Agriculture.
1 : 8000000 Marschner, Francis J.
Annual Snowfall. Atlas of American Agriculture.
1 : 17000000 Kincer, Joseph Burton
Various Regions and Cities in Oklahoma.
Shell Oil Company
Natural Vegetation. Atlas of American Agriculture.
1 : 8000000 Zon, Raphael
Various Regions and Cities in Nevada and adjacent California.
Shell Oil Company
Areas of Soil Surveys. Atlas of American Agriculture.
1 : 8000000 Marbut, Curtis F.
Various Regions and Cities in Oregon.
Shell Oil Company
Annual Precipitation. Atlas of American Agriculture.
Kincer, Joseph Burton
Mileage chart U.S.
Rand McNally and Company
Location of Meteorological Stations. Atlas of American Agriculture.
1 : 8000000 Kincer, Joseph Burton
Winter Temperatures. Atlas of American Agriculture.
Kincer, Joseph Burton
Temperature Thresholds by Date. Range of Temperatures. Atlas of American Agriculture.
Kincer, Joseph Burton
(Hail, Fog, Thunderstorms, Clear, Cloudy). Relative Humidity. Atlas of American Agriculture.
Kincer, Joseph Burton
Various Regions and Cities in Washington.
Shell Oil Company
National highways map of the United States showing one hundred fifty thousand miles of national highways proposed by the National Highways Association
1 : 3800000 Mulford, John C. National Highways Association
Monthly Temperature Maps: September. October. Atlas of American Agriculture.
Kincer, Joseph Burton
Warm Season Evaporation. Atlas of American Agriculture.
1 : 17000000 Kincer, Joseph Burton
Average Warm Season Precipitation in Inches. Atlas of American Agriculture.
1 : 8000000 Kincer, Joseph Burton
(Precipitation Maps). Atlas of American Agriculture.
Kincer, Joseph Burton
Average Summer Precipitation, in Inches. Atlas of American Agriculture.
1 : 8000000 Kincer, Joseph Burton
Annual March of Significant Temperatures at Selected Stations. Atlas of American Agriculture.
1 : 8000000 Kincer, Joseph Burton
Spring Precipitation. Atlas of American Agriculture.
1 : 8000000 Marschner, Francis, J.
Monthly (February, March, April) Precipitation. Atlas of American Agriculture.
1 : 17000000 Kincer, Joseph Burton
Central Ozarks.
1 : 823680 Shell Oil Company
Various Regions and Cities in Iowa.
Shell Oil Company
Various Regions and Cities in New Mexico.
Shell Oil Company
Frost Occurrences. Atlas of American Agriculture.
Reed, William Gardner
