Santa Rita Experimental Range
Repeat Photography



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Photo Station #042.6
Facing West
Azimuth 291



JUN19362 JUN 1936 6

Photo Archive No. 42.6.1936.06

Perm. No. 329059. Temp. No. 2325. Photo Station #42. Looking west toward the Serrita Mts., showing the distribution and abundance of mesquite at the present time. 1-32-8"-A-CP. Photo by Cribbs, S.R.E.R. 6/16/36. 104-C.

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JUN19482 JUN 1948 6

Photo Archive No. 42.6.1948.06

6-48. A48-120. P.S. 42 repeat of 2325. Little apparent change in form or species since last photo in 1941. SRER. Culley. 10H(3)b.

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SEP19512 SEP 1951 6

Photo Archive No. 42.6.1951.09

P.S. 42. B-51-3. Looking west. 50-42-13-3/4". Repeat of 329059. Bohning, SRER. 7 Sept. 1951.

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SEP19522 SEP 1952 6

Photo Archive No. 42.6.1952.09

P.S. 42. B-52-28. Miner's Hill in Pasture 8. Looking west. 75-45-13 3/4". Repeat of 329059. Bohning, SRER. Sept. 26, 1952.

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JUN19532 JUN 1953 6

Photo Archive No. 42.6.1953.06

P.S. 42. B-53-23. Miner's Hill in Past. 8. Looking to West. 50-45-13 3/4". Repeat of B-52-28. Bohning, SRER. 6/15/53.

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SEP19532 SEP 1953 6

Photo Archive No. 42.6.1953.09

P.S. 42. B-53-63. Miner's Hill in Past. 8 looking W. 50-45-13 3/4". Repeat of B-52-28. Bohning, SRER. 9/23/53.

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JUN19542 JUN 1954 6

Photo Archive No. 42.6.1954.06

P.S. 42. B-54-4. Looking to W. 50-45-13-3/4. Repeat of B-51-3. Bohning, SRER. 22 June 1954.

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SEP19542 SEP 1954 6

Photo Archive No. 42.6.1954.09

P.S. 42. B-54-44. Miner's Hill Past. 8, looking west. 100-32-13-3/4". Repeat of B-51-3. Bohning, SRER. 10 Sept 1954.

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JUN19552 JUN 1955 6

Photo Archive No. 42.6.1955.06

P.S. 42. B-55-26. Miner's Hill in Past. 8. Looking West. 1/50-f45-50. Repeat of B-51-3. Bohning, SRER. 20 June 1955.

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SEP19552 SEP 1955 6

Photo Archive No. 42.6.1955.09

P.S. 42. B-55-74. Miner's Hill in Past. 8, looking to West. 1/50-f45-45. Repeat of B-51-3. Bohning, SRER. 21 Sept 1955.

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JUN19562 JUN 1956 6

Photo Archive No. 42.6.1956.06

B-56-37. 6/26/56. SRER, P.S. 42 to west. Miner's Hill Past. 8. Repeat of B-51-3. (1/50-f.22-25').

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JAN19852 JAN 1985 6

Photo Archive No. 42.6.1985.01

PS 42. Azimuth 291. Jan. 25, 1985. RFB. Honeywell Pentax camera (35mm). 35mm WA lens. f:8-11 1/125 20'. Robert F. Buttery.

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JAN19882 JAN 1988 6

Photo Archive No. 42.6.1988.01

PS-42. Az 291. Jan. 8, 1988. RFB. Canon AE-1, 35mm camera. 35mm WA lens. Robert F. Buttery.

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MAY20006 MAY 2000 6

Photo Archive No. 42.6.2000.05

PS 42. May 15, 2000, 11:45 a.m. Facing west. Azimuth 291. Pasture 8. ASA 135, Plus X film. 35mm lens focal length. On top of Miner's Hill near headquarters; northwest of the disintegrating "structure"; no post present; no marker placed this year - not necessary. M. McClaran.

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042_6_2007_04 APR 2007 6

Photo Archive No. 042.6.2007.04

PS. 042. 20 April 2007. Facing west, Azimuth 291. Pasture 8. Elevation 1286 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. No witness, cairn built, painted white, camera above. Blade of former witness post is present next to cairn. Matches all photo directions very well. Mesquite, catlcaw acacia, ocotillo, Calliandra, Krameria present. Prickly pear present. Lehmann lovegrass is only perennial grass. Probably some of the same mesquite and ocotillo plants as 1936 photo. Compared to 2000, much less grass, more prickly pear. M. McClaran photographer, no assistant.

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042_6_2013_03 MAR 2013 6

Photo Archive No. 042.6.2013.03

PS. 042. 29 March 2013. 11:12 am. Facing westnorthwest, Azimuth 300. Pasture 8. Elevation 1284 m. ISO 160, 35mm focal length, Canon 5D Mark II Digital Camera. No witness, cairn built, painted white, camera above. Blade of former witness post is present next to cairn. Matches all photo directions very well. Mesquite, catlcaw acacia, ocotillo, Calliandra, Krameria, hackberry, and velvet pod mimosa present. The hackberry is behind center mesquite and in front of mining talus. Prickly pear present. Rainbow cactus present behind ocotillo cluster on left. Lehmann lovegrass is dominant perennial grass, and native species are threeawns, cottontop, tanglehead, and Setaria (under large mesquite on right). Some of the same mesquite and ocotillo plants as 1936 photo. Compared to 2007, more grass and more grass species; and prickly pear and Calliandra patches are larger. M. McClaran photographer, A. Dalke assistant.

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Last updated - June 2013
Mitchel McClaran - mcclaran@u.arizona.edu