"William Blake: A Critical Essay" is indeed a work by Algernon Charles Swinburne, a Victorian poet, critic, and playwright. Algernon Charles Swinburne wrote this essay as an analysis and appreciation of the life and works of the English poet and artist William Blake. Swinburne, known for his own contributions to English literature, was an advocate of the Romantic movement, and he admired the visionary and mystical qualities in Blake's poetry and art. "William Blake: A Critical Essay" reflects Swinburne's perspective on Blake's significance in the literary and artistic landscape of his time. The essay is considered a notable contribution to Blake scholarship and a testament to the enduring influence of William Blake on subsequent generations of writers and artists.