that needs study is not a poster, no matter how well executed." He wrote and published a book titled Holland Sketches, which was published by Scribner's in 1907.

Penfield lived in New Rochelle, New York, a popular art colony among actors, writers and artists of the period. The community was most well known for its unprecedented number of prominent American illustrators. He was one of the founding members of the New Rochelle Art Association