Overthrust Anticline Folds Small 320×233 Medium 640×466 Large 1024×745 Download TIFF Original 2400×1746 | (1.1 MB) Description An overthrust anticline of a strata fold. Keywords anticline, arch, geology fold, overthrust anticline, strata downfold, strata folds, strata upfold, syncline, Trough Galleries Structural Geology Source: Charles R. Dryer Lessons in Physical Geography (New York, NY: American Book Company, 1901)