In the midst of all of the blockbuster fall book releases, there is one book that I hope will not be overlooked. Titled Impressions of Interiors: Gilded Age Paintings by Walter Gay, the book is an informative, but more importantly interesting, overview of the work of the late, esteemed interior illustrator. Written chiefly by Isabel Taube as a companion catalogue to The Frick Art & Historical Center's exhibition of the same name, the book provides an engaging overview of Gay's oil renderings…