topic

• Intellectuals4
• Naturalists4

name

• Thoreau, Henry David, 1817-18624
• Blake, H. G. O. (Harrison Gray Otis), 1816?-18981
• The World (newspaper), New York1
• Thoreau, Sophia E1
• Webb, Sarah E1

collection

• Henry David Thoreau collection4

place

• United States4
• Concord (Mass.)2
• Castleton, Staten Island, NY1

genre

division

• Berg Collection4

type

• text4