NASA's modified Boeing KC-97 "Super Guppy" designed to carry special/oversized equipment in flight, 1979.
A Movietime newsreel crew follows a truck "fogging" Houston Street inundating downtown with DDT in response to the 1946 malaria outbreak. Despite the Health Department assurances that the chemical was safe for everything but insects citizens soon began complaining of side effects...only years later was the true devestaing effects of DDT on human health fully understood.
Note the Texas and Majestic Theater signs.
Long time San Antonio resident and native of Mexico, Salome Rodriguez; age 110 caravans with other Mexicans back across the border in seek of work, October 1931.