101. The Relationship of Yellow Fever of the Western Hemisphere to that of Africa and to Leptospiral Jaundice

Format:

Text

102. The Preservation of Yellow Fever Virus

Format:

Text

103. Sawyer family home on Ferndale Drive in Hastings-on-Hudson, New York

Format:

Still Image

104. Margaret Sawyer with Ruth, Gertrude, and Peggy, at Idylwilde, Michigan

Format:

Still Image

105. Letter from Wilbur A. Sawyer to Margaret Sawyer

Format:

Text

106. Letter from Wilbur A. Sawyer to Margaret Sawyer

Format:

Text

107. Letter from Wilbur A. Sawyer to Margaret Sawyer

Format:

Text

108. Letter from Wilbur A. Sawyer to Margaret Sawyer

Format:

Text

109. Letter from Wilbur A. Sawyer to Margaret Sawyer

Format:

Text

110. Wilbur A. Sawyer at the village office of the Yellow Fever Laboratory in Yaba, Nigeria

Format:

Still Image

111. House in Oshogbo, Nigeria, in which two cases of yellow fever occurred

Format:

Still Image

112. Rest house at Oshogbo, Nigeria

Format:

Still Image

113. Letter from Wilbur A. Sawyer to Margaret Sawyer

Format:

Text

114. Letter from Wilbur A. Sawyer to Margaret Sawyer

Format:

Text

115. Sawyer family home on Circle Drive in Hastings-on-Hudson, New York

Format:

Still Image

116. Flooded houses on the banks of the Magdalena River below Girardot, Colombia

Format:

Still Image

117. Girardot, Colombia, from a raft on the Magdalena River

Format:

Still Image

118. Side street in Ibague, Colombia

Format:

Still Image

119. Houses in Ibague, Colombia

Format:

Still Image

120. Excerpt from Wilbur A. Sawyer's diary concerning his visit to Colombia

Format:

Text