Bob Vila surveys the HVAC ductwork and the crew installs a new radiant heating system. Also: a tour of a the Julia Wood House in Falmouth, Massachusetts.

On the roof, asphalt shingles are installed; back on the ground, windows are put in. Included: home designs of the firm of noted 20th-century architect Royal Barry Wills.

Cedar shingles are applied to the roof and a gas fireplace unit is installed on the ground floor. Also: a trip to Canada to see how wood shingles are milled.

A generator system is installed, while new carriage-style doors make their way onto the garage. Also: a tour of the Jackson homestead in Newton, MA.

Bob takes a look at some hardscape work being done, specifically a new cobblestone driveway apron, but the real story is flooring.

Bob Ryley is installing a paneling system in the dining room that was modeled after the Winslow-Crocker home in Yarmouthport, MA. Howard Brickman is putting the finishing touches on the floor before joining Bob at the site of a sister project. Also, a new Carlisle Eastern White Pine floor is being installed in an upstairs bedroom to give it an antique feel. All the while, Howard is using cut nails from the Tremont Nail factory, which Bob tours.

Work continues in the master suite. Master carpenter Bob Ryley installs a new door and applies interior trim.

Crown moldings are added in the dining room. Bob Vila visits the North Bennet Street School to learn about its preservation carpentry program.

Bob Vila turns his attention to exterior work on the house, starting with a tour of Mahoney's Nursery led by landscape designer Ruth Foster.

Mechanical systems are being installed throughout the house.

Bob Vila tours the finished landscape at the project house before visiting the historic gardens at Glen Magna farm in Danvers, MA.

Bob Vila focuses on the work being done in the kitchen of the modern, colonial-style home.

The crew works to install the perimeter fence, while inside a custom closet system is added.

Windows are installed, paint prep is performed, and decorating is done in the bedroom. Also: a tour of the Lyman Estate.

A planter box is constructed for the sunroom. Also, Bob Vila tours Winterthur, a historic estate in Delaware, and The North Bennet Street School, an arts instruction institution in Boston.

Shelving and cabinet installation are underway. Bob Vila tours Winterthur and The North Bennet Street School.

Techniques for achieving a smooth, even finish with hardwood flooring are demonstrated. Also: a tour of the Hancock Land Company's sustainable forestry operation in Casco, ME.

Bob Vila focuses on the decorative interior finish work. Also: touring a selection of famous parlors featuring American decorative arts.

Interior design work continues. Also: Bob Vila takes another trip to Winterthur, this time to tour the Chinese Parlor.

The washer and dryer and shower hardware go in and a medicine cabinet is installed. Bob Vila returns to the North Bennet School.