sentences:  This suspicion was apparently unwarranted since the market value of some of the original houses is now over $450,000.The cost of a basic house was $7,820; but a homeowner could also add cedar shingles for $319.00; cedar clapboards with gypsum sheathing ($247.00); a breezeway-type porch without a garage ($325.00) or with a garage ($1,250.00); or a detached garage ($925.00).Some homeowners took advantage of these extras when they selected their houses, while others chose to wait and made additions to their houses at a later date.