Vintage 1970s litho art print 16"x22" signed del cass #43/400 limited edition owatonna mn lithograph picture portrait rustic popular primitive R

vintage 1970s litho art print 16"x22" signed del cass #43/400 limited edition owatonna mn. the paper measures 26 inches long and 21 1/4 inches tall, the image would be about 16 inches long and 22 inches tall. beautiful condition, i see nothing wrong. artist is from the popular owattona mn area, the picture is titled " century of memories ". please look at all photos and use the zoom feature.