CONNECTICUT 401 



Connecticut, and is on the line of the western boundary of the Triassic 

 area of Connecticut. The upright slabs of rock in deep shadow and the 

 • rocks over which the brook flows are schist. The massive overhanging 

 brow is Triassic conglomerate (No. 1). 



451. Detail of same locality as shown in 450 (No. 2). 



452. City stone pit, Hartford, Connecticut, showing contact of trap sheet (prob- 



ably the "posterior") on the underlying shales (No. 5). 



453. Slab of Triassic sandstone, showing mud cracks ; size about 10 feet by 5 feet; 



Shaler and Hall quarry, Portland, Connecticut (No. 6). 



454. Section of the bed of volcanic ashes west of the southern end of Lamenta- 



tion mountain, near Meriden, Connecticut. (See "The Lost Volcanoes of 

 Connecticut." W. M. Davis. Popular Science Monthly, 1891.) The 

 picture shows the flattened " bombs" imbedded in the ashes (No. 7). 



455. Detail of a part of same ash bed, showing bombs imbedded in the ashes 



(No. 8). 



Delaware 

 (See Pennsylvania and Delaware) 



District of Columbia 

 (See Maryland and District of Columbia) 



Europe 



Photographed by Frank D. Adams, Montreal, Canada 

 4 by 5 inches 



456. Embankment of river Po, near Ponte Lago Scuro. Right bank. From the 



plain, looking west. 



457. Embankment of river Po, near Ponte Lago Scuro. Right bank. From same 



point as number 1, looking east. • 



458. General view of embankment, taken from point halfway up its side, with 



Ponte Lago Scuro and railway bridge in distance. Shows the three ter- 

 races of the embankment. 



459. View across the Po from summit of embankment on south side. Buildings 



of S. M. Maddalena on northern side partially hidden behind the embank- 

 ment in front of them. 



Hawaiian Islands 



Photographed by William Libbey, Jr., Princeton, New Jersey 

 6} by 8£ inches 



460. Hawaii. Peepee falls, near Hilo (No. 58). 



461. Hawaii. Down the gorge from the " pots " (No. 60). 



462. Hawaii. Rainbow' falls, on the Wailuku (No. 57). 



463. Hawaii. Lava tree (No. 70). 



464. Hawaii. Lava trees showing structure, Puna (No. 68). 



