1945 May 28 Written by Lauren Jahnke The business grows to include engineering and surveying, and moves to its first office in Saginaw, MI. Lauren Jahnke Previous Previous 1951 Next Next 1944
1945 May 28 Written by Lauren Jahnke The business grows to include engineering and surveying, and moves to its first office in Saginaw, MI. Lauren Jahnke
