Craig Ellwood


Roles


Masonry Magazine August 1974 Page. 12
August 1974



Masonry's qualities and economies in regard to energy conservation were discussed by (from left) Alan Yorkdale, P.E., Director of Engineering, Brick Institute of America: George A. Miller, IMI Secretary-Treasurer, and Henry Toennies, P.E., Vice

Masonry Magazine August 1974 Page. 13
August 1974



The opening session of IMI's fourth Annual Promotion Meeting featured a jam-packed, standing-room-only turnout. Here Ray Lackey of Henry J. Kaufman & Associates introduces a session on masonry loadbearing design.

what has been called b