For use in the construction thereon of parking facilities in close proximity to the capitol grounds, the state capitol committee is authorized to purchase, at a price not in excess of one hundred thousand dollars, the following real estate situated in the city of Olympia, Thurston county, state of Washington, and more particularly described as: Lots two, three, six, and seven, block eight, P.D. Moore's addition to the town of Olympia, according to the plat thereof recorded in volume 1 of plats, page 32, records of said county.