File Committee 115 Box 2 In: Ferdinand Northrup Menefee Papers, 1913-1962 » Subject File » American Concrete Institute
File Committee 711 4 folders Box 2 In: Ferdinand Northrup Menefee Papers, 1913-1962 » Subject File » American Concrete Institute
File Advanced Precast System Box 2 In: Ferdinand Northrup Menefee Papers, 1913-1962 » Subject File » American Concrete Institute
File Vacuum Concrete Reports 2 folders Box 2 In: Ferdinand Northrup Menefee Papers, 1913-1962 » Subject File » American Concrete Institute
File Miscellaneous Notes Box 2 In: Ferdinand Northrup Menefee Papers, 1913-1962 » Subject File » American Concrete Institute
File Miscellaneous Box 4 In: Ferdinand Northrup Menefee Papers, 1913-1962 » Subject File » St. Lawrence Seaway