Poston, Arizona. Mosquito control crew at work treating a pond in the campaign to rid Poston of the . . .; Scope and content: The full caption for this photograph reads: Poston, Arizona. Mosquito control crew at work treating a pond in the campaign to rid Poston of the mosquito menace. The mosquitos in this section of the country are potential carriers of equine encephalitis, which is a form of sleeping sickness, but as yet, no cases of this disease have appeared in this camp.

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Size: 5012px × 4987px
Photo credit: © Tango Images / Alamy / Afripics
License: Licensed
Model Released: No

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