Harvey WHITE and Henrietta White, H/W, Appellants,
v.
OWENS-CORNING FIBERGLAS, CORP., Pittsburgh Corning Corp., Celotex Corporation, H.K. Porter Company, Inc., Eagle-Picher Industries, Inc., Southern Textile Company, GAF Corporation, Rubberoid Company, Inc., Owens-Illinois Inc., Keene Corporation, Armstrong World Industries, Inc., Armstrong Cork Company, United States Gypsum Company, Porter Hayden Co., Foster Wheeler Corporation, York-Shipley Inc., Pars Manufacturing Company, Phelps Packing and Rubber Company, Hercules Packing Corporation, Anchor Packing Company, Harnischfeger Corporation, A.C. & S. Corporation, Flexitallic Gasket Company, Flintkote Company, Garlock Industries, Fibreboard Corporation, Uni-Royal, Inc., National Gypsum Company, Peltz Company, Brand Insulations Inc., Raymark Corporation, Turner Newall, A.P. Green Refractories Companies, Allied Corporation, Harvey Hubbell Inc., Prudential Supply Corp., J.H. France Refractories, Inc., Riley Stoker Corporation, Harbison Walker Refractories, American Hoist and Derrick Company, Drever Furnaces, Selas Corporation of America, Ray Oil Burner Company, Bickley Furnaces, Inc., National Airoil Burner Co., Superior Boiler Works, Inc., H.B. Smith, Keeler/Dorr-Oliver Boiler Company, International Boilers and Cleavor Brooks, Appellees.