Chatanika River and siphons of Chatanika ditch. 

Canyons and chasms thawed in frozen ground that has been stripped and ground sluiced. Near Chatanika. 

Battery of points for thawing frozen ground and characteristic appearance of an area after thawing. Near Chatanika. 

Near view of bridge and method of suspension of siphon across Chatanika River. 

Suspension bridge to carry siphon of Chatanika ditch of Fairbanks Exploration Co. across Chatanika River 

Looking down on niggerhead tundra from top of siphon of Fairbanks Exploration Co. above Chatanika. 

View north along siphon of Fairbanks Exploration Co., near crossing of Chatanika River. 

Partly thawed ground near Chatanika, with numerous intersecting channels. 

Penstock add clarifying boxes to remove trash, etc., from water used in hydraulicking near Chatanika. 

Method of supporting siphon across Chatanika lowland. Man forms comparative scale. 

Partly thawed ground that has been stripped and ground sluiced. Near Chatanika. 

New camp of Fairbanks Exploration Co. on Cleary Creek a short distance east of Chatanika 

View south along siphon of Fairbanks Exploration Co. across lowland of Chatanika River. 

View of Cleary Creek from near Chatanika. The buildings are the new camp of the Fairbanks Exploration Co. 

Characteristic topography near Chatanika dredge 

Side view of Chatanika dredge, Fairbanks 

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