Merrill, Robert H., 1881-1955, “Tide gauge house,” Digital Collections, accessed December 6, 2025, https://digitalcollections.library.gvsu.edu/document/50358.
Black and white photograph of a Chinese man standing next to a tide gauge house and pier. Another person is visible standing on top of the pier. Photograph was taken by Robert Merrill in the Chinese coastal resort area of Beidaihe Qu.