21. [NLM- Construction: General view looking northeast] Subject(s): Facility Design and ConstructionNational Institutes of Health (U.S.)
22. [NLM- Construction: General view looking southwest] Subject(s): Facility Design and ConstructionNational Institutes of Health (U.S.)
23. [NLM- Construction: General view looking southeast] Subject(s): Facility Design and ConstructionNational Institutes of Health (U.S.)
24. [NLM- Construction: General view looking northwest] Subject(s): Facility Design and ConstructionNational Institutes of Health (U.S.)
25. National Library of Medicine, Bethesda, Maryland, April 7, 1961, rib-reinforcement, pouring concrete - high roof: [construction] Publication: Produced: [1961] Subject(s): Facility Design and ConstructionLibraries, MedicalNational Library of Medicine (U.S.)
26. [NLM- Construction: General view looking southeast] Subject(s): Facility Design and ConstructionNational Institutes of Health (U.S.)
27. [NLM- Construction: General view looking northwest] Subject(s): Facility Design and ConstructionNational Institutes of Health (U.S.)
28. [NLM- Construction: General view looking southeast] Subject(s): Facility Design and ConstructionNational Institutes of Health (U.S.)
29. [NLM- Construction: General view looking northwest] Subject(s): Facility Design and ConstructionNational Institutes of Health (U.S.)
30. [NLM- Construction: General view looking northeast] Subject(s): Facility Design and ConstructionNational Institutes of Health (U.S.)