Photo C-1. NIST Nain Entrance – Front of the House shown with library on the left side 

and auditorium on the right side of entrance (view southwest)

Figure C-2. Exposed Concrete Wall on West Elevation of Auditorium (view southeast)
Figure C-3. Concrete Spalling on West Elevation of Auditorium

Figure C-4. Detail of Auditorium Stone Wall 
Figure C-5. North-Facing Exterior Door on the West Side of the Auditorium (view 

southwest). This door was replaced in 1981.

Figure C-6. Ramp to West Auditorium Stage Door, Stone and Brick Retaining Wall, and 

“Butterfly” Screen Wall (view northeast)
Figure C-7. Concrete Structure and Stone Walls on North Elevation of Auditorium (view 

southwest)

Figure C-8. Northeast Corner of Auditorium (view southwest)
Figure C-9. Ramp to East Auditorium Stage Door, Stone and Brick Retaining Wall, and 

“Butterfly” Screen Wall (view northeast)

Figure C-10. Cornerstone in East Wall of the Auditorium (view west)
Figure C-11. South Wall of Auditorium (view east)

Photo C-12. Roof over Auditorium (view northeast)
Figure C-13. Roof Drains and Membrane on Auditorium Roof (view northeast)

Photo C-14. North Elevation of Library (view west)
Photo C-15. Detail of North Elevation of Library (view southwest)

Photo C-16. West Elevation of Library (view south)
Photo C-17. East Elevation of Library (view north)

Photo C-18. South Elevation of Library (view north)
Photo C-19. Original Windows on South Elevation (view north)

Photo C-20. Building 1 Courtyard and Main Entrance to Lobby (view southwest)
Photo C-21. Vestibule and Main Entrance to Lobby (view west)

Photo C-22. Building 1 Courtyard (view south)
Photo C-23. Patched Columns in Courtyard

Photo C-24. West Elevation of Spine (view northeast)
Photo C-25. East Elevation of Spine (view northwest)

Photo C-26. West Elevation of Spine between Wings 3 and 5 (view northeast)
Photo C-27. Spine Window System

Photo C-28. Sunken Courtyard on West Elevation of Spine (view south)
Photo C.29. Roof of Spine (view northeast)

Photo C-30. South Elevation of the Rooftop Penthouse (view northeast)
Photo C-31. North Elevation of the Rooftop Penthouse (view southwest)

Photo C-32. 2017 Egress Stairway and Secondary Means of Egress on West Side of 

Penthouse and Spine (view southwest)
Photo C-33. South Elevation of the Spine between Wings 4 and 6 (view north)

Photo C-34. Orange Staining on Concrete and Replacement Windows on North Elevation 

of Wing 1 (view southeast)
Photo C-35. Original and Replacement Windows on North Elevation of Wing 1 (view 

southeast)

Photo C-36. Replacement Windows and Original Door on \South Elevation of Wing 1 

(view north)
Photo C-37. Replacement Windows and Original Door on South Elevation of Wing 1 

Hyphen (view north)

Photo C-38. Original Windows on North Elevation of Wing 1 
Photo C-39. Original Door on North Elevation of Wing 1 (view southwest)

Photo C-40. Replacement Doors on North Elevation of Wing 1 (view southwest)
Photo C-41. Downspouts on Wing 1

Photo C-42. Annex C and Connecting Hyphen on the West Side of Wing 1 (view 

southeast)
Photo C-43. Annex D South of Wing 1 (view southeast)

Photo C-44. Rooftop of Wing 1 and Annexes E and F (view west)
Photo C-45. Connections between Annexes D and E to the Rooftop of Wing 1 (view 

northwest)

Photo C-46. Annexes D and E (view northwest)
Photo C-47. South and East Elevations of Wing 2 (view north)

Photo C-48 North Elevation of Wing 2 (view southwest)
Photo C-49. Concrete Wall Detail with Horizontal Pour Line, Vertical Control Joint, and 

Orange Concrete Stains; Typical of Wings 1, 2, and 4.

Photo C-50. Replacement Windows on North Elevation of Wing 2 (view northwest)
Photo C-51. South Elevation of Wing 2 (view north)

Photo C-52. Doors on South Elevation of Wing 2 (view north); the single-leaf door on the 

left is a later addition and is not an original feature of Wing 2
Photo C-53. Loading Dock on the North Elevation of the Hyphen between the Spine and 

Wing 2 (view southwest)

Photo C-54. Loading Dock on the East Elevation of Wing 2 (view north); the cantilevered 

shade and the metal pipe railings are not historic features of this elevation
Photo C-55. View of Roof of Wing 2 from the Roof of the Spine (view south)

Photo C-56. North Elevation of Wing 3 (view west).
Photo C-57. North and West Elevations of Wing 3 (view south)

Photo C-58. South and East Elevations of Wing 4 (view north)
Photo C-59. Typical Wing 4 Exterior Bay (view southwest)

Photo C-60. South Elevation of Wing 4 (view east)
Photo C-61. Doors on South Elevation (view north); the single-leaf door on the left is a 

later addition and is not an original feature of Wing 2

Photo C-62. Door on North Elevation (view west)
Photo C-63. East Elevation of Wing 4 (view west); three original windows have been 

removed from the first bay

Photo C-64. Wing 4, South Elevation (view northwest)
Photo C-65. Wing 5, North Elevation (view southwest)

Photo C-66. Wing 5, South Elevation (view northeast)
Photo C-67. Metal Awnings on North Elevation (view southwest)

Photo C-68. Failed Original Concrete Canopy and Metal Awnings on North Elevation 

(view west)
Photo C-69. West Elevation of Wing 5 (view southeast)

Photo C-70. South and East Elevations of Wing 6 (view west)
Photo C-71. East Elevation of Wing 6 (view west)

Photo C-72. Auditorium Interior (view northeast toward stage and north wall)
Photo C-73. Auditorium Stage (view north)

Photo C-74. East Wall of Auditorium (view southeast)
Photo C-75. South Wall of Auditorium (view southwest)

Photo C-76. Detail of Base on East and West Walls 
Photo C-77. Projection Room (view southeast) 

Photo C-78. Portal to Auditorium (view northeast)
Photo C-79. Room 1107

Photo C-80. Room 1108
Photo C-81. Room 1201 

Photo C-82. Room 1201A 
Photo C-83. Room 1203 

Photo C-84. Library Entrance (view northwest) 
Photo C-85. Library Stacks (view southeast) 

Photo C-86. West and North Walls (view north) 
Photo C-87. Library Front Desk (view northeast) 

Photo C-88. Library Support Room (view northeast)
Photo C-89. Wood Paneled Wall in Library (view southeast)

Photo C-90. Building 1 Main Entrance and Vestibule (view northeast)
Photo C-91. Interior Planting Area in Vestibule (view northeast)

Photo C-92. View of Lobby toward the Foyer in the West Division (view northwest)
Photo C-93. Auditorium Entrance off of the Foyer (view northeast)

Photo C-94. West End of Foyer (view north)
Photo C-95. South Wall of the Foyer between the Entrances to the Lecture Rooms (view 

west)

Photo C-96. North Wall of the Foyer between the Entrances to the Auditorium (view east)
Photo C-97. South Wall of Lobby (view southeast)

Photo C-98. Lobby Stairs to Levels 1 and 2 of the Spine (view southwest); the handrails 

were originally 1.5-inch steel pipe
Photo C-99. Lobby Stairs to Levels 1 and 2 of the Spine (view southeast); the handrails 

were originally 1.5-inch steel pipe

Photo C-100. Detail of Terrazzo
Photo C-101. View from the Lobby toward the Corridor in the East Division (view 

southeast)

Photo C-102. Corridor in East Division (view southeast)
Photo C-103. Corridor in East Division (view southeast)

Photo C-104. East End of Corridor and Former Location of Original Conference Room 

(view southeast; the doors and finishes in this area are not original
Photo C-105. Lobby Area in Level 2 of the Spine (view southwest)

Photo C-106. Lobby Area in Level 1 of the Spine (view southwest)
Photo C-107. Restroom in Level 1

Photo C-108. Restroom in Level 1
Photo C-109. Reception Area (view southwest)

Photo C-110 Electrical Switches in the Reception Area 
Photo C-111. Wood Wall Paneling in the Reception Area 

Photo C-112. Room 1101B 
Photo C-113. Room 1101C 

Photo C-114. Quartz Crystal Oscillator and Emmy Award Displays in Lobby (view north)
Photo C-115. Plaque Listing Chamber of Commerce Donors in the Front of the House 

Corridor

Photo C-116. Award Display in the Front of the House Corridor
Photo C-117. Cornerstone Monument on the East Exterior Wall of the Auditorium (view 

northwest)

Photo C-118. Dedication Plaque on the East Exterior Wall of the Auditorium (view 

northwest)
Photo C-119. Former Cafeteria in Level 1 of the Spine (view southwest)

Photo C-120. Modern Metal Staircase in Sunken Terrace (view north)
Photo C-121. Corridor between Former Cafeteria Area and Boiler Room (view southwest)

Photo C-122. Boiler Room Area in Level 1 of Spine (view southwest)
Photo C-123. Double-Loaded Corridor on Level 2 of the Spine (view southwest)

Photo C-124. Original Door and Hardware within Level 2 of the Spine
Photo C-125. Newer Door within Level 2 of the Spine

Photo C-126. Upgraded Elevator within Level 2 of the Spine
Photo C-127. Double Loaded Corridor in Level 2 of the Spine, South of the Intersection of 

Wings 1 and 2 (view southwest)

Photo C-128. Interpretive Displays the Level 2 Spine Corridor
Photo C-129. Interpretive Displays the Level 2 Spine Corridor

Photo C-130. Interpretive Displays the Level 2 Spine Corridor
Photo C-131. Interpretive Displays the Level 2 Spine Corridor

Photo C-132. Interpretive Displays the Level 2 Spine Corridor
Photo C-133. Infilled Atomic Clock Viewing Window

Photo C-134. Painting at the South End of the Level 2 Corridor
Photo C-135. Level 3 Spine Corridor (view northeast)

Photo C-136. Level 3 Spine Corridor (view southwest)
Photo C-137. Typical Expansion Joint Cover

Photo C-138. Upgraded Elevator in Level 3 of the Spine
Photo C-139. Curtained Viewing Window in Level 4 of the Spine. 

Photo C-140. Double-Loaded Corridor in Wing 1 
Photo C-141. Original Doors in Wing 1

Photo C-142. Double-Loaded Corridor in Wing 2
Photo C-143. Original Doors in Wing 2

Photo C-144. Stairs to the Mezzanine Offices in Wing 2
Photo C-145. Double-Loaded Corridor in Wing 4

Photo C-146. Original Door and Asphalt Tile Flooring in Wing 4
Photo C-147. High Bay Laboratory Space in Wing 4

Photo C-148. Basement of Wing 5. 
Photo C-149. Women’s Restroom in Basement of Wing 5. 

Photo C-150. Level 3 of Wing 5. 
Photo C-151. Level 5 (Monitor Level) of Wing 5. 

Photo C-152. Wing 3 Interior 
Photo C-153. Wing 6 Interior 

Photo C-154. Spalls at Steel Embed
Photo C-155. Water Exposure and Cracks

Photo C-156. Cracks
Photo C-157. Sunshade Staining

Photo C-158. Column Cracks and Stains
Photo C-159. Cracking at Top of Column

Photo C-160. Cracks in Wall
Photo C-161. Cracks in Roof Beam

Photo C-162. Spall at Rusted Rebar
Photo C-163. Column Cracks

Photo C-164. Deterioration of Existing Canopy