Original roofing trade vintage catalog for OBSERVA-DOME LABORATORIES, INC. Plant was located at 143-47 Wesley Avenue, Jackson, MS. Designers and manufacturers of Observatory Domes. Typical installations shown at Prince Albert Radar Laboratory, Cal-Tech Table Mountain Site, CA., St Marks School of Texas, Webber Gage Division, L.S. Starrett Company, Texas Christian University, Fort Worth, TX., Test Facility in Jackson, MS. Pertinent data and specifications are provided. Unbound from a large 1964 architectural catalog, this unique old four page technical specifications brochure would display beautifully matted and framed. Nice cover graphics. A wonderful addition to your retro roofing construction library. Pages are detached and contain a small amount of residual glue on edge.