(Text page to) Cross-Sections Through California. Elevation and land cover data illustrated across 17 profiles and charts showing Valuable Crops, Sources of Electricity, Population Growth, In an Isotype Style. Copyright RJ Andrews 2020. All rights reserved: Cross-Sections Through California. Elevation and land cover data illustrated across 17 profiles and charts showing Valuable Crops, Sources of Electricity, Population Growth, In an Isotype Style. Copyright RJ Andrews 2020. All rights reserved