Pueblo Dam, America’S First Massive-Head Buttress Dam Design
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Copyright
Registered 26Apr77 · MP30914 (Jan-Jun 1977) Copyright holder: Portland Cement Association
Sources
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — title, year, creator, length, copyright
Record added 2026-06-28T22:04:43Z