Santa Rita Experimental Range
Repeat Photography



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Photo Station #042.3
Facing East
Azimuth 100



JUN19366 JUN 1936 3

Photo Archive No. 42.3.1936.06

Perm. No. 329063. Temp. No. 2329. Photo Station #42. Looking east, showing 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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JUN19486 JUN 1948 3

Photo Archive No. 42.3.1948.06

6-48. A48-124. P.S. 42 repeat of 2329. Little apparent change since last photo in 1941 except that area is now closely grazed. Also cleared area #196. SRER. Culley. 10H(3)b. NOTE: Photo A48-125 also archived under this number but not included on the web page is a slightly different view taken to show the entire cleared area of station 196.

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SEP19516 SEP 1951 3

Photo Archive No. 42.3.1951.09

P.S. 42. B-51-7. Looking east. 50-32-13-3/4". Repeat of 329063. Bohning, SRER. 7 Sept 1951.

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SEP19526 SEP 1952 3

Photo Archive No. 42.3.1952.09

P.S. 42. B-52-32. Miner's Hill in Pasture 8. Looking SE. 30-45-13 3/4". Repeat of 329063. Bohning, SRER. Sept. 26, 1952.

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JUN19536 JUN 1953 3

Photo Archive No. 42.3.1953.06

P.S. 42. B-53-27. Miner's Hill in Past. 8. Looking to SE. 40-45-13 3/4". Repeat of B-52-32. Bohning, SRER. 6/15/53.

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SEP19536 SEP 1953 3

Photo Archive No. 42.3.1953.09

P.S. 42. B-53-67. Miner's Hill in Past. 8. Looking E. 50-45-13 3/4". Repeat of B-52-32. Bohning, SRER. 9/23/53.

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JUN19546 JUN 1954 3

Photo Archive No. 42.3.1954.06

P.S. 42. B-54-8. Looking to E. 50-45-13-3/4". Repeat of B-51-7. Bohning, SRER. 22 June 1954.

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SEP19546 SEP 1954 3

Photo Archive No. 42.3.1954.09

P.S. 42. B-54-40. Miner' Hill, Past. 8, looking east. 100-32-13-3/4". Repeat of B-51-7. Bohning, SRER. 10 Sept 1954.

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JUN19556 JUN 1955 3

Photo Archive No. 42.3.1955.06

P.S. 42. B-55-30. Miner's Hill in Past. 8. Looking E. 1/50-f45-50'. Repeat of B-51-7. Bohning, SRER. 20 June 1955.

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SEP19556 SEP 1955 3

Photo Archive No. 42.3.1955.09

P.S. 42. B-55-79. Miner's Hill in Past. 8, looking to East. 1/50-f45-40. Repeat of B-51-7. Bohning, SRER. 21 Sept 1955.

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JUN19566 JUN 1956 3

Photo Archive No. 42.3.1956.06

B-56-41. 6/26/56. SRER, P.S. 42 to east. Miner's Hill Past. 8. Repeat of B-51-7. (1/50-f.22-60').

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JAN19856 JAN 1985 3

Photo Archive No. 42.3.1985.01

PS 42. Azimuth 100. Jan. 25, 1985. RFB. Honeywell Pentax camera (35mm). 35mm WA lens. f:8 1/125 20'. Robert F. Buttery.

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JAN19886 JAN 1988 3

Photo Archive No. 42.3.1988.01

PS-42. Az 100. Jan. 8, 1988. RFB. Canon AE-1, 35mm camera. 35mm WA lens. Robert F. Buttery.

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MAY20003 MAY 2000 3

Photo Archive No. 42.3.2000.05

PS 42. May 15, 2000, 11:45 a.m. Facing east. Azimuth 100. 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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043_3_2007.04 APR 2007 3

Photo Archive No. 042.3.2007.04

PS. 042. 20 April 2007. Facing east, Azimuth 100. 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. Current mesquite in center is not evident in 1936 or 1955 photos, distant mesquite, and ocotillo not evident in 1936 and 1955 photos. Small mesquite bottom foreground and right midground were also present in 2000. No more evidence of distant mesquite clearing performed in 1945 in Study Area 196. Compared to 2000, less grass, and less live mesquite, more prickly pear. M. McClaran photographer, no assistant.

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043_3_2013_03 MAR 2013 3

Photo Archive No. 042.3.2013.03

PS. 042. 29 March 2013. 11:56 am. Facing east, Azimuth 90. 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,velvet pod mimosa, Calliandra, Krameria present. Prickly pear present. Lehmann lovegrass is dominant perennial grass; and native species are cottontop, sideoats, and sprucetop. Current mesquite in center is not evident in 1936 or 1955 photos, distant mesquite, and ocotillo not evident in 1936 and 1955 photos. Small mesquite bottom foreground and right midground were also present in 2000. No more evidence of distant mesquite clearing performed in 1945 in Study Area 196. Compared to 2007, more grass species present, and larger patches of prickly pear. M. McClaran photographer, A. Dalke assistant.

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