The Library of Congress >> Prints & Photographs Division >> Prints & Photographs Online Catalog >> HABS/HAER/HALS
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Historic American Buildings Survey/Historic American Engineering Record/Historic American Landscapes Survey
Subjects
reworking
rigid frames
road & roadside elements
roadbeds
roads
rock art
rock formations
rolling mills
rolling mills (plates)
rolling mills (rails)
rolling mills (slabs)
rolling mills (structural shapes)
Romanesque Revival architectural elements
rooms & spaces
root cellars
roperies
rotundas
row houses
ruins
safety
sailing
sailing ships
sailors
saints
sally ports
saloons
salt industry
saltworks
sandstone abutments
sandstone foundations
sanitary engineering
sanitation
saw industry
sawmills
scenic overlooks
schools
science
scientists and people in science-related occupatio
sculpture
sea walls
search & rescue operations
security
security checkpoints
seedhouses
segregation
self-anchored suspension bridges
septic tanks
sepulchral chapels
servants
servants' quarters
service industry facilities
settlement patterns
settlements
settling basins
sewage treatment plants
sewerage
sewers (drainage structures)
Shakers
sheds
sheep dips
sheep industry
sheep ranches
sheepherding
shellfish industry
shelters
ships
shipwrecks
shipyards
shoe industry
shopping
shotgun houses
shower rooms
showrooms
shrines
signage
signal stations
signs
silos
silver mining
simulators
site elements
skew bridges
skipjacks
skyscrapers
slave quarters
slavery
sluices
smelters
smokehouses
smokestacks
snack bars
social & civic facilities
sod houses
solar water heaters
soldiers' homes
space exploration
space flight
spas
spillways
spires
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The Library of Congress >> Prints & Photographs Division >> Prints & Photographs Online Catalog >> HABS/HAER/HALS