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All Items 221 items

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121. The Preservation of Yellow Fever Virus

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122. Excerpt from Wilbur A. Sawyer's diary concerning his own yellow fever

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123. View from Wilbur A. Sawyer's hotel room in Bahia, Brazil

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124. Letter from Wilbur A. Sawyer to Margaret Sawyer

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125. Swamp near Natal, Brazil where Anopheles gambiae mosquitoes were first found in the Western Hemisphere

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126. Fred L. Soper at an old fort in Bahia, Brazil

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127. The Use of Mice in Tests of Immunity against Yellow Fever

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128. Vaccination against Yellow Fever with Immune Serum and Virus Fixed for Mice

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129. Letter from Wilbur A. Sawyer to Margaret Sawyer

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130. Letter from Wilbur A. Sawyer to Margaret Sawyer

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131. Group photo of delegates to an international health conference in Cape Town, South Africa

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132. Letter from Wilbur A. Sawyer to Margaret Sawyer

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133. Wilbur A. Sawyer holding up an elephant tusk in Bandundu, Belgian Congo

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134. Wilbur A. Sawyer with elephant tusks at Bandundu, Belgian Congo

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135. Letter from Wilbur A. Sawyer to Margaret Sawyer

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136. Pasteur Institute at Brazzaville, Belgian Congo

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137. Rest house at Brazzaville, Belgian Congo

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138. Letter from Wilbur A. Sawyer to Margaret Sawyer

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139. Houses of Dr. Mahaffey and Dr. Beeuwkes, Lagos, Nigeria

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140. Wilbur A. Sawyer's cottage while visiting the Yellow Fever Laboratory in 1926-1927 in Lagos, Nigeria

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