A view of narrow gauge railroad used in hauling rock for the construction of the South Columbia River Jetty, 1892.

Narrow gauge railroad using small steam locomotives and dump cars of large rock at Fort Stevens, Oregon with rock used in the Columbia River South Jetty, undated. Photo by Kiser Photo Company.

Narrow gauge railroad using small steam locomotives and dump cars of large rock at Fort Stevens, Oregon with rock used in the Columbia River South Jetty, undated. Photo by Kiser Photo Company.

Narrow gauge railroad using small steam locomotives and dump cars of large rock at Fort Stevens, Oregon with rock used in the Columbia River Jetty, undated. Photo by Kiser Photo Company.

A view of the end of the Columbia River Jetty with a large pile driver. Narrow gauge railroad using small steam locomotives and dump cars of large rock dumped along the trestle work, undated. Photo by Kiser Photo Company.

Railroad used in hauling rock for the construction of the Columbia River Jetty, undated. Photo by J. Waterhouse.

Unloading large rock from barge for construction of the Columbia River Jetty at Fort Stevens, Oregon, undated. Photo by Kiser Photo Company.

Narrow gauge 0-4-4T steam locomotives with small dump cars of large rock at Fort Stevens, Oregon with rock used in the Columbia River Jetty, undated. Photo by Kiser Photo Company.

Narrow gauge dump cars of large rock at Fort Stevens, Oregon with rock used in the Columbia River Jetty, undated. Photo by Kiser Photo Company.

A view of a ten inch disappearing costal artillery gun at Fort Stevens, Oregon, undated