501 - 525 of 1,675
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TitleDateType
501 Geology field trip, Fall 1929: Imperial Valley - Irrigation Ditches on top of dykes1929Image/StillImage
502 Geology field trip, Fall 1929: Imperial Valley - Point at Which Canal Broke - In 19061929Image/StillImage
503 Geology field trip, March 1927: Century plant - Toroweap1927-03Image/StillImage
504 Geology field trip, March 1927: Century Plant - Toroweap - Eugene1927-03Image/StillImage
505 Geology field trip, March 1927: Cinder Cone - Near Toroweap1927-03Image/StillImage
506 Geology field trip, March 1927: Cinder cone - near Toroweap1927-03Image/StillImage
507 Geology field trip, March 1927: Cross bedding, Kanab Canyon1927-03Image/StillImage
508 Geology field trip, March 1927: Cross bedding, Kanab Canyon1927-03Image/StillImage
509 Geology field trip, March 1927: Eugene at Toroweap1927-03Image/StillImage
510 Geology field trip, March 1927: Eugene at Toroweap1927-03Image/StillImage
511 Geology field trip, March 1927: Eugene at Toroweap1927-03Image/StillImage
512 Geology field trip, March 1927: Toroweap - Lava Flows [01]1927-03Image/StillImage
513 Geology field trip, March 1927: Toroweap - Lava Flows [02]1927-03Image/StillImage
514 Geology field trip, March 1927: Toroweap - Lava Flows [03]1927-03Image/StillImage
515 Geology field trip, March 1927: Toroweap, Grand Canyon - Dr. Inglesby1927-03Image/StillImage
516 Geology field trip, March 1927: Toroweap, Grand Canyon - Lava flows, from Mt. Trumbull1927-03Image/StillImage
517 Geology field trip, March 1927: Toroweap, Grand Canyon [01]1927-03Image/StillImage
518 Geology field trip, March 1927: Toroweap, Grand Canyon [02]1927-03Image/StillImage
519 Geology field trip, March 1927: Toroweap, Grand Canyon [03]1927-03Image/StillImage
520 Geology field trip, March 1927: Toroweap, Grand Canyon [04]1927-03Image/StillImage
521 Geology field trip, March 1927: Water Pocket - Near Toroweap - Dr Middleton Standing1927-03Image/StillImage
522 Geology field trip, May 1930: Columnar Structure - West of Rockville1930-05Image/StillImage
523 Geology field trip, May 1930: Columnar Structure - West of Rockville1930-05Image/StillImage
524 Geology field trip, May 1930: Columnar Structure - West of Rockville - Norma Fairbanks1930-05Image/StillImage
525 Geology field trip, May 1930: Columnar Structure - West of Rockville - Norma Fairbanks, Reva Fox, Helen Potter1930-05Image/StillImage
501 - 525 of 1,675