Lars Christensen Henrichsen (1839-1924) was a Portland jeweler and photographer. This collection is made up primarily of glass plate negative photographs taken by or attributed to Henrichsen between 1895 and 1910. Primary subjects depicted in the collection include the Portland skyline, Mount St. Helens, Mount Hood, the Lewis and Clark Centennial Exposition, the Oregon Coast, and the Columbia River Gorge.

Collection consists of nitrate negatives of Oregon and Washington scenes from approximately 1905-1910, including images of the 1905 Lewis and Clark Exposition in Portland, Oregon. The photographs were taken by J. Enos Wait (1870-1947), a dentist from Superior, Nebraska.