Your scenic concept should include research of the location and era for the script, in this case Talley's Folly. To find inspiration for the architecture, interior decor, and furniture of a specific era or setting, use these methods:
The 1940s: American Popular Culture Through History Series by Or search 1940s architecture and find:
Or since Talley's Folly is set in a Victorian boathouse, search Victorian architecture in OhioLINK:
Other recommended keywords include:
Artstor is a digital library of high quality images from leading museums, photo archives, scholars, and artists around the world, covering all areas of the arts, architecture, humanities, and sciences.
Recommended books on scenic and set design in general:
The Poetics of Stage Space: The Theory and Process of Theatre Scene Design 
Drafting Scenery for Theater, Film and Television 
