For decades, master printmaker Norman Ackroyd has been fascinated by the British coastline. Gorgeously printed on thick paper, A Hebridean Notebook presents his watercolors of this archipelago just northwest of mainland Scotland. Inhabited since prehistoric times, some of the Hebridean islands are now deserted and rarely visited. These original plein-air watercolor sketches, some produced under arduous conditions of weather and sea from a small fishing...