Clarence Hoekstra


Roles


Masonry Magazine May 1974 Page. 11
May 1974

Mason Contractor News

# MMI Holds Masonry Energy Crisis Seminar
Pictured at the speakers' table during the Minnesota Masonry Institute seminar on the masonry energy crisis are (from left) Clarence Hoekstra, vice president-sales, Ochs Brick &

Masonry Magazine July 1965 Page. 28
July 1965

You get stronger walls with QUICKMIX LIME

Creates a strong bond. Makes a monolithic wall. Provides a tough self-healing joint. Lime provides autogenous healing in your Mortar. Has ample strength with flexibility. It gives a little under stress o

Masonry Magazine September 1961 Page. 6
September 1961

All-Masonry Home Built By Minneapolis Chapter

Left to right: Charles L. Wetzler, field engineer, Structural Clay Products Institute, Minneapolis. Rod R. Antonsen of Martin Antonsen & Sons, Inc., Minneapolis mason contractor; Larry Bestler, Bestl