Set of seventeen architectural drawings of house for Mr. and Mrs. James L. Whelan in Cohasset, Massachusetts (commission #1645) including seven elevations, six plans, one rendering, and three details. Some drawings are signed and dated by Royal Barry Wills, Ken Duprey, Warren J. Rhoter, or Richard Wills. Drawings depict a two-story Gambrel Cape Cod-style house with three front dormers, a saltbox garage, and a clapboard and flush board exterior. House has a living room with fireplace, study, family room, living room/kitchen with fireplace, lavatory, four bedrooms, dressing room, two bathrooms, and an attached two-car garage.