Autograph Letter Signed "Anne Manning", novelist, to "Mr Warren", illustrator

Three pages, 12mo, good condition. "By all means let the subject be [Insi?] the Gipsy. On after-consideration, I was afraid the other subject would be too crowded. I long to see your study from nature; rememebring your beautiful design of 'Mein Vogel'." She goes on to discuss his son's illness and her brother concern.