W.W. Watts
Primary

(1292) Valley in Indurated Tuffs & Breccias, Filled with Keuper Marls

1896

3 in. x 3 13/16 in. (7.62 cm x 9.65 cm)

This object has the following keywords:

• black-and-white photographs - Refers to a broad class of photographs having images in gray tones, black, and white, and sometimes one hue (which can result from chemical processes used, including toning, or from aging).
• Geology
• landscapes - Broadly used to describe portions of the earth's surface that share common repeating characteristics that can be comprehended at a glance. Landscapes are more than scenery or political units; they are systems of natural and cultural contexts. If possible use a more specific term.
• natural landscapes - Designates land and water areas where human effects, if present, are not ecologically significant to the area as a whole. Use to contrast with "cultural landscapes," areas which are significantly altered or modified by human actions.
• nature photography - Amateur or professional photography that regards anything living and growing on the earth, generally with the exception of human beings. Subject matter is extended to plants, animals, and the places in which they live. Landscape and underwater photography may be considered distinct categories.
• photographs - Refers to still images produced from radiation-sensitive materials (sensitive to light, electron beams, or nuclear radiation), generally by means of the chemical action of light on a sensitive film, paper, glass, or metal. Photographs may be positive or negative, opaque or transparent. The concept does not include reproductive prints of documents and technical drawings, for which descriptors found under "" are more appropriate. The concept may include photographs made by digital means.