Keywords: stereoscopic stereophotography stereophotographs historical usgs history geology mapping black and white blackandwhite bnw stereograph blackandwhite monochrome ruins outdoor architecture black and white Colorado River. Junction of Grand (now Colorado) and Green Rivers, just west of the junction. Utah.n.d. (No water shown in photo). (Negative broken). (Stereoscopic view) Colorado River. Junction of Grand (now Colorado) and Green Rivers, just west of the junction. Utah.n.d. (No water shown in photo). (Negative broken). (Stereoscopic view) |