Items
recipient is exactly
American Concrete Institute
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[E1579AZ], Letter from Stephen Babcock Mambert to Egbert Jessup Moore, American Concrete Institute, January 20th, 1915
1915-01-20 -
[LB109280], Letter from William Henry Meadowcroft to John Goodell, American Concrete Institute, January 5th, 1916
1916-01-05