Freeman, Mark, 1927- Building your own greenhouse / Mark Freeman: illustrations by Heather Bellanca. - 1st ed. - Mechanicsburg, PA : Stackpole Books, 1997 - viii, 198 p. : ill. ; 23 cm. - Freeman, Mark, 1927- Greenhouse basics. . Includes index. ISBN: 0811727750 Subjects--Topical Terms: GreenhousesDesign and construction.