| 4. |  | Cascade Locks, Columbia River | Steamboats; Locks (Hydraulic engineering); People; Rivers; Water; Hills; Trees; Lawns; Clothing & dress; | A tinted photographic postcard. At the top in red is the legend "Cascade Locks, Columbia River". A steamship is shown going into the locks. Passengers or crew can be seen on its three decks; along both... |
