Air Pollution
1,326 items found
Mayor Hudnut at Vehicle Emission Demonstration, 1982, Img. 8
Mayor Hudnut at Vehicle Emission Demonstration, 1982, Img. 9
Unidentified Man at Vehicle Emission Demonstration, 1982
Clean City Committee Awards, October 29, 1981, Img. 14
Clean City Committee Awards, October 29, 1981, Img. 15
Clean City Committee Awards, October 29, 1981, Img. 16
Clean City Committee Awards, October 29, 1981, Img. 17
Clean City Committee Awards, October 29, 1981, Img. 18
Clean City Committee Awards, October 29, 1981, Img. 19
Clean City Committee Awards, October 29, 1981, Img. 2
Clean City Committee Awards, October 29, 1981, Img. 20
Clean City Committee Awards, October 29, 1981, Img. 21
Clean City Committee Awards, October 29, 1981, Img. 22
Clean City Committee Awards, October 29, 1981, Img. 23
Clean City Committee Awards, October 29, 1981, Img. 24
Clean City Committee Awards, October 29, 1981, Img. 25
Clean City Committee Awards, October 29, 1981, Img. 26
Clean City Committee Awards, October 29, 1981, Img. 27
Clean City Committee Awards, October 29, 1981, Img. 28
