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Content Type Collapse Content Type

• document 1

Stage Collapse Stage

• normalized 1

Year Collapse Year

1937 1937

Subjects Collapse Subjects Sort Subjects

Most Results Fewest Results A → Z Z → A Lowest First Highest First Newest First Oldest First

Most Results Fewest Results A → Z Z → A Lowest First Highest First Newest First Oldest First

• Cities and towns 1
• Land use mapping 1
• Roads 1
• Soil mapping 1
• Topographic maps 1
• United States. Work Projects Administration 1
• United States. Works Progress Administration 1

Subjects Geographic Collapse Subjects Geographic Sort Subjects Geographic

Most Results Fewest Results A → Z Z → A Lowest First Highest First Newest First Oldest First

Most Results Fewest Results A → Z Z → A Lowest First Highest First Newest First Oldest First

• Massachusetts 1
• North and Central America 1
• United States 1

Genre Basic Collapse Genre Basic

• Documents 1

Genre Specific Collapse Genre Specific

Type Of Resource Collapse Type Of Resource

• Text 1