Santa Rita Experimental Range
Repeat Photography

Photo Station #083

Photo Archive No. 83.1.1919.06

Temporary No. 120. Permanent No. 43537A. Santa Rita Range Reserve. Made by R.L. Hensel on 7 June 1919 at 12:20 pm. Using stop No. 45. Direction W. Light Cl 1 sec 64-13 focus lens. Shows heavy stand of chollas in Pasture #2. Photo Sta #83. Compare 246590 & 2089. 400-B. NOTE: This image is a mirror image of other images for this station.

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Photo Archive No. 83.1.1930.06

T. No. 632. No. 246590. Photograph showing vegetative changes that have taken place on area represented in photograph No. 43537A taken in June 1919. Photo by Santa Rita R.R. 6-16-30. Photo Sta. #83. 400-B.

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Photo Archive No. 83.1.1935.09

Perm. No. 328871. Temp. No. 2089. Photo Sta 83. Photograph showing vegetative changes that have taken place on the same area represented in Photo 246590 taken in 1930. To be compared. Photo by Cribbs of S.R.E.R. 9/11/35. Exp. 1 - 64 - 14 - G - CP. Also compare 43537A. 400-B. Steel post on West side of road. PS 83 about 170 ft (Westerly) directly toward Helmet Pk.

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Photo Archive No. 83.1.1948.06

6-48. A48-106. PS 83 repeat photo of 2089. Cholla and Pve have increased. Afr not much change. SRER. Culley. 10H(3)b.

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Photo Archive No. 83.1.1984.05

PS 83. Azimuth 300. May 3, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. f:8-11 1/125 20'. 12:00 Noon. Robert F. Buttery.

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Photo Archive No. 83.1.1988.02

PS 83. Az 300. Feb. 10, 1988. RFB. Canon AE-1 camera. 35mm WA lens. f:8 1/125 Inf. 3:15 P.M. Robert F. Buttery.

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Photo Archive No. 83.1.2000.04

PS 83. April 21, 2000, 12:00 noon. Facing northwest. Azimuth 300. Pasture 2N. Plus X, 125 ASA film. 35mm lens focal length. About 300' west of road; no witness; put in stake. 1984 and 1988 photos taken about 600' northeast of current (and presumably original) spot. This photo is from original location. All mesquite; dominant grass is Eragrostis lehmanniana; also Heteropogon contortus, Boer's lovegrass. Some Haplopappus tenuisectus. Some Zinnia pumila and Calliandra eriophylla. Muhlenbergia porteri, Setaria macrostachya, and Digitaria californica under trees. M. McClaran.

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