406 N. H. t>ARTON — CATALOG OF PHOTOGRAPHS 



553. Topography of Kansan drift sheet loess-mantled spatulate gullies. South of 



London, Cedar county, Iowa (No. 3). 



554. Chert layers in Delaware beds. Niagara limestone, Lyons, Iowa. Banks 



of Mississippi river (No. 32). 



555. Unstratified mound in Leclaire limestone (Anainosa type), near Lowden, 



Iowa (No. 38). 



556. Leclaire limestone near Massillon, Iowa. Illustrating the breaking down of 



cliffs along joint planes (No. 39). 



557. Ferruginous stains. Slab of Anainosa limestone, Leclaire stage of Niagara, 



from Mount Vernon quarry, Iowa (No. 40). 



558. Bieler's quarry, Cedar Valley, Iowa, showing horizontal and even bedding 



of Anamosa stone. Leclaire stage of the Niagara (No. 41). 



559. The Lower Davenport beds. Devonian. Mouth of Duck creek, Scott 



county, Iowa. See Geology of Scott county, Iowa Geological Survey, vol- 

 ume ix (No. 45). 



560. Breccia in Lower Davenport beds, Rock Island, Illinois. Initial flexures 



(No. 48). 



561. Breccia, Linn, Linn county, Iowa. Lowest phase, natural size. Iowa Geo- 



logical Survey, volume iv, pages 157-166 (No. 50). 



562. Breccia, Linn, Linn county, Iowa. Close view. Complex brecciation in 



large fragments. Iowa Geological Survey, volume iv, pages 157-166 (No. 

 52). 



563. Breccia,- Linn, Linn county, Iowa. Illustrating differential weathering of 



breccia, largely made up of Independence shales forming abundant talus 

 and breccia consisting of numerous fragments of Lower Davenport lime- 

 stone, with sparse matrix. Iowa Geological Survey, volume iv, pages 

 157-166 (No. 53). 



564. Kansan-loess topography, showing even sky-line and spatulate valleys. 



Dixon, Scott county, Iowa. On farm of Ketelson. Iowa Geological Sur- 

 vey, volume ix (No. 57). 



Kentucky 



Photograjrfied by Ben. Haines, New Albany, Indiana 

 8 by 10 inches. Price, 50 cents each 

 Views of Mammoth cave and vicinity 



565. Standing rocks (No. 08). 



566. The post-oak pillar (No. 022). 



567. The arm-chair (No. 029). 



568. The Egyptian temple (No. 036). 



569. Star chamber (No. 057). 



570. White's cave; Humboldt's pillar (No. 0101). 



571. White's cave; the royal canopy (No. 0106). 



572. Wyandotte cave ; Niagara falls (No. 1) (No. 235). 



573. First saltpeter vats (No. 04). 



574. Old saltpeter pipes (No. 05). 



575. Stone cottage (No. 013). 



