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Black and white mounted print with typescript annotation, "Dec 26, 1917, at the Grand Canyon of Ariz., on his honeymoon, Arthur "Cap" Taylor." Handwritten annotation, "San Diego, 1918."
Black and white print of one man and three women (unidentified) on a trail.
Black and white print of six men and four women (unidentified) astride mules on a trail. One man sits on rocks beside the trail.
Black and white print with members of the Luhrs family. Typescript annotation, "July 17th, 1914. Going down Bright Angel Canyon of Arizona, Those on the mules, from bottom up: unknown, unknown, Ella Luhrs, Emma Luhrs, George H. N. Luhrs, unknown, Roger Hunt, George Luhrs Jr., Catherine Margarita 'Gretchen' (Mrs Geo H. N.) Luhrs standing beside George Luhrs Jr." Beside the trail, a sign displays, "Photo by Kolb Brothers."
Black and white print of the Grand Canyon with a typescript annotation, "July 17, 1914. Grand Canyon Arizona. On the left side you can see some of the mules taking people down the Bright Angel Trail to the bottom of the Canyon."
Mounted black and white photograph with a typescript annotation, "July 17 1914. Making the trip down Bright Angel trail at the Grand Canyon of Arizona on mules. Left to right: George H. N. Luhrs, Jr., unknown, George H. N. Luhrs, Emma Luhrs, Ella Luhrs. Bright Angel Trail to the Colorado River, at bottom on canyon."
The Office Air Quality, acting for the Director of the Department of Environmental Quality, is responsible for determining each regulated air pollution source’s capability and continuing ability to comply with air pollution source's emission rules; and any terms of conditional permits issued by the Arizona Air Pollution Control Hearing Board. This applies to all sources under the jurisdiction of the Department in matters of air pollution control. Performance tests, and/or visible emissions observations by agency personnel, are required to assure that sources are compliant with all applicable emission limitations at all major emission points before air pollution source operating permit are issued or renewed.