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Panorama with images 846 and 847. C.M. & St. P. Railway cut, two miles northwest of Dedham, showing (north side): 1. Buff loess - 5-10 feet; 2. Gray loess with shells, calcium-carbonate concretions and iron oxide pipes - 5-8 feet; 3. Dense brown leached till (Kansan?) - 5-6 feet; 4. Buff calcareous till (Kansan?) - 45-50 feet; 5. Gray calcareous till (Kansan?) 0-10 feet (seams are filled with plates of selenite crystals). Newton Township, SW1/4, Sec. 7. Carroll County, Iowa. June 10, 1915.
Gypsum outcrop on Fort Dodge, Des Moines & Southern Railroad, Sec. 6., T. 8 N., R. 28 W., near Fort Dodge. Iowa. June 9, 1916.
U.S. Gypsum Company tile yard, Fort Dodge. Iowa. June 9, 1916.
Conglomerate of cross-bedded and cemented Aftonian gravel overlying dense blue-black Nebraskan till at foot of Missouri River bluffs along C.& NW. Railway, north of Council Bluffs, Garner Township, Sec. 11. Bluffs above are of buff loess over reddish loess(?). Iowa-Omaha quadrangle. Pottawattamie County, Iowa. September 8, 1919.
Loess ridges, seven miles north of Council Bluffs, Crescent Township, Sec. 26. Showing "cat-steps" probably due to step faulting used as paths by stock in grazing. Iowa-Omaha quadrangle. Pottawattamie County, Iowa. September 9, 1919.
Big boulder of coarse-grained reddish granite two miles south of Independence. Dimensions above ground 10 x 35 x 40 feet. Sumner Township, Sec. 16. Buchanan County, Iowa. September 3, 1915.
Panorama with images 839 and 840. C.M. & St. P. Railway cut five miles east of Delmar Junction, south side of cut. 1. Buff loess, leached 10+/- feet - 5-15 feet; 2. Red-brown to rusty buff Kansan till leached 6-7 feet - 15-18 feet; 3. Dense, dark, gray, calcareous Kansan till, rusty along joints - 6+/- feet; 4. Aftonian gravel and sand, cross- bedded, partly clean gray, partly orange to brown, cemented with lime at top - 3-10 feet; 5. Dense, slate-colored, jointed, calcareous, pre- Kansan till, upper one-foot lighter gray, much included wood - 8-12 feet; 6. Slate-colored, fine laminated calcareous silt, much disturbed at top by overriding of glacier, much wood included - 10 +/- feet. (Note: The two horizontal benches...
View of street cut in loess 30-35 feet at West Second Street, south of Rebecca Street, Sioux City, Iowa. Such nearly vertical faces will stand for years without slumping. Woodbury County, Iowa. October 29, 1919.
Kansan drift area mantled with loess. Head of a drainage line, a broad open swale fading into flat upland. Four-miles southwest of Wellman. Seventy-six Township, Sec. 3, T. 76 N., R. 11 W. Washington County, Iowa. October 1, 1914.
View north from point three miles northwest of Edgewood over maturely dissected topography. Lodomillo Township, Sec. 28. Clayton County, Iowa. July 16, 1915.
Panorama with image 841. C.M. & St. P. Railway cut five miles east of Delmar Junction, north side of cut. 1. Buff loess, leached 10+/- feet - 5-15 feet; 2. Red-brown to rusty buff Kansan till leached 6-7 feet - 15-18 feet; 3. Dense, dark, gray, calcareous Kansan till, rusty along joints - 6+/- feet; 4. Aftotnian gravel and sand, cross-bedded partly clean gray, partly orange to brown, cemented with lime at top - 3-10 feet; 5. Dense, slate-colored, jointed, calcareous pre-Kansan till, upper 1-foot lighter gray, much included wood - 8-12 feet; 6. In part of the section, gray sand and glacial gravel - 3 feet; 7. Slate- colored, fine, laminated, calcareous silt, much disturbed at top by overriding of glacier, much wood...
Panorama with images 843 and 845. C.M. & St. P. Railway cut (north side) 1 1/2 miles west of Manning, showing: 1. Buff loess - 10-15 feet; 2. Buff calcareous till (Kansan?) - 10 feet; 3. Gray pebbly clay, may be lower part of No. 2 - 3 feet; 4. Gray pebble-less laminated clay with black carbonaceous soil band - 0-1 feet; 5. Dense gray, non- calcareous gumbo, containing small pebbles - 12-15 feet; 6. Rusty yellow till (pre-Kansan?) - 15 feet. Warren Township, NW1/4, Sec. 18. Carroll County, Iowa. June 8, 1915.
Plymouth Gypsum Company tile yard, Fort Dodge. Iowa. June 9, 1916.
View of C. & N.W. Railway cut in buff loess 30 feet deep. Through upland crest one mile northeast of Lawton. Woodbury County, Iowa. November 2, 1919.
Panorama with images 850 and 851. Three and one-half miles east of Manning, C.M. & St. P. Railway cut (north side), showing: 1. Buff loess - 3-15 feet; 2. Gray loess - 3-15 feet; 3. Dense gray non-calcareous, gumbo containing a few small pebbles - 15 feet; 4. Buff to yellow, calcareous till (pre-Kansan?) - 15 feet. Warren Township, NW1/4, Sec. 13. Carroll County, Iowa. June 10, 1915.
Panorama with images 849 and 851. Three and one-half miles east of Manning, C.M. & St. P. Railway cut (north side), showing: 1. Buff loess - 3-15 feet; 2. Gray loess - 3-15 feet; 3. Dense gray non-calcareous, gumbo containing a few small pebbles - 15 feet; 4. Buff to yellow, calcareous till (pre-Kansan?) - 15 feet. Warren Township, NW1/4, Sec. 13. Carroll County, Iowa. June 10, 1915.
South side of C.M. & St. P. Railway cut four miles west of Vining, showing: 1. Loess, leached four feet, calcareous below - 5-10 feet; 2. Till (Iowan?), leached 3+/- feet, highly calcareous below - 0-6 feet; 3. Dense, gray, non-calcareous gumbo - 3-6 feet; 4. Till (Kansan) brownish clacareous above, dark slate colored calcareous below, exposed - 15 +/- feet. Tama County, Iowa. August 24, 1915.
Mature erosion on Kansan drift. No loess. Weathered drift mantled with gray "gumbo." Relief 100-150 feet. Tributary to Grand River. Three-miles west of Afton, Iowa. T. 72 N., R. 20 W. Union County, Iowa. September 30, 1914.
Ravine tributary to Maquoketa River gorge, cut in Niagara limestone, four miles southeast of Monticello, Iowa. Richland Township, Sec. 31. Jones County, Iowa. June 30, 1915.
Showing branching erosion lines at head of a ravine. Mature erosion on Kansan drift. No loess. Weathered drift mantled with gray "gumbo." Tributary to Grand River. Six-miles southwest of Afton, Iowa. One and a quarter-miles west of Arispe. T. 71 N., R. 29 W. Union County, Iowa. September 30, 1914.
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