PART ONE 1
Ⅰ．Surface Features and Physical Fea-tures 1
Contents 1
Ⅱ．Rivers，Lakes，and Bays 9
Ⅲ．Climate 16
Ⅳ．Natural Resources 23
Ⅴ．Conservation 35
Ⅵ．Manufactures 45
Ⅶ．Agriculture 48
Ⅰ．State Names 65
PART TWO 65
Ⅱ．Washington，D.C.—Capital of the USA 68
Ⅲ．New York—Gateway to the USA 81
Ⅳ．New England 96
Ⅴ．The Middle Atlantic States 110
Ⅵ．The South Atlantic States 136
Ⅶ．The Central Southeast States 160
Ⅷ．The Southwest 175
Ⅸ．The Midwest 197
Ⅹ．Chicago 214