Lot of two Vintage 1970s Southwestern replica studio pottery For Sale

Both items are mid-to-late 20th-century studio replica pottery crafted in the style of ancient Southwestern Native American artifacts.
The artwork features classic black and white mineral-based or carbon-painted geometric motifs, step patterns, and banded lines.
The piece on the left appears to be a double-spouted or loop-handled vessel (often referred to commercially as a "rain maker" or effigy vase), while the one on the right is a rounded seed jar or small olla shape.