Roles

511
INTERNATIONAL MASONRY INSTITUTE
823 Fifteenth St., N.W.
Washington, D.C. 20005
Neal English

201-202
LULL ENGINEERING CO., INC.
3045 Highway 13
510
St. Paul, Minn. 55111
L. H. Lull, Mrs. L. H. Lull, Robert

320
GILSON BROTHERS COMPANY
P.O. Box 245
Fredonia, Wis. 53021
Charles R. Schwartz, John C. Farmer, Norm Tyndall

111
NATIONAL LIME ASSOCIATION
5010 Wisconsin Ave., N.W.
Washington, D.C. 20016
Ken Gutschick, Tony A

48 PARK TOOL COMPANY
Box 44
St. Cloud, Minnesota
Leon Schlough, Rudy Krampotich, Mrs. Alvina Schlough, Mrs. Helen Krampotich

65-66 PATENT SCAFFOLDING COMPANY
38-21 12 Street
Long Island City, New York

87 PETTIBONE

8 PARTNER INDUSTRIES OF AMERICA
2737 W. Fulton St.
Chicago, Illinois

Russell Borges, Dan Schlacks, H. A. Baker, H. Liebovitz

33-34 PATENT SCAFFOLDING COMPANY
38-21 12 Street
Long Island City, New York

97-98 PE

66 MCAA SHOW EXHIBITORS

NATIONAL CONCRETE MASONRY ASSOCIATION
2009 15th Street N.
Arlington, Virginia

NATIONAL LIME ASSOCIATION
4000 Brandywine, N.W.
Washington, D.C.
Kenneth A. Gutschick, Michael P. Hettinger