To see “Ghost: Rhythms,” Chicago-based artist McArthur Binion’s first solo exhibition at Kavi Gupta, was to be let in on a secret. From a distance, the rarely seen abstractions on unstretched canvas and aluminum from the artist’s early career in New York during the 1970s recall aerial maps or stratified rock formations. Upon closer inspection, the seemingly monochromatic beige oil-stick skeins give way to teeming beds or imperfect grids of barely perceptible crisscrossing blue, green, and red lines. By insisting that viewers look not only at but through his subtle, multilayered works, Binion