NASA GRC PSL, Propulsion System Lab, control room

Rear of rack at NERSC data center - closeup

Derrick Coetzee from Berkeley, CA, USA · 2860×4304

Front of server racks at NERSC

Derrick Coetzee from Berkeley, CA, USA · 4288×2848

Rear of distributed filesystem servers in rack at NERSC

Derrick Coetzee from Berkeley, CA, USA · 2536×3818

Mezzanines, building, interiors

Andy Li · 6144×8160

Rifle Colorado post office interior 4

Doncram · 3264×2448

Rifle Colorado post office interior 5

Doncram · 3264×2448

Old Patent Office, model room - Washington, D.C.

Brady-Handy · 1674×1737

Rifle Colorado post office interior 1

Doncram · 3264×2448

Rifle Colorado post office interior 2

Doncram · 2448×3264

South Norwalk Post Office interior 080

Pedro Xing · 2048×1536

Interior of US Assay Office, ca 1916 (MOHAI 5440)

Webster & Stevens · 700×568

Stacks of documents in Patent Office, Washington, D.C. LCCN93510973

National Photo Company Collection · 4096×3276