The elevated addition built in the ?60s connects to the original structure through two stories of gridded windows.  | Courtesy of Andrea Calo

And so much stone wall. In Long Time No Sale, Curbed unearths homes hitting the market for the first time in a long time ? or maybe ever ? in hopes of finding mint-condition time capsules.
Location: Austin, Texas
Year built: 1950
Last sold: 1993
Specs: 4 beds, 3.5 baths, 2,332 square feet, 0.56 acres
Major changes: Elevated addition by original architect, enclosed front porch
Price: $1,590,000, including an adjacent 0.14-acre lot
Sitting on a leafy street in Austin?s Hancock neighborhood, about ten minutes north of downtown and five minutes from the University of Texas at Austin campus, this classic post-and-beam house is advertised as both a vintage treasure ?preserved in time? and (for those a bit more cynical) a ?rare developer opportunity.? Designed by architect George L. Walling, an Austin native whose works spanned styles like Italian Renaissance Revival and French château, 4205 Caswell Avenue is one of his later-career designs with all the requisite mid-century details: floor-to-ceiling windows, tongue-and-groove ceilings, wood paneling, built-in shelving, a peachy Formica kitchen, and site-gathered masonry walls.

Courtesy of Andrea Calo
Original stone walls and wood paneling envelop the living room.

?The stone walls are probably what I first fell in love with, especially the simple re...