MLA

Johnston, William Walker Whitehall, 1835-1886. Album Page 14. Recto: Portrait of William Walker Whitehall Johnston sitting in a horse drawn cart in the front doorway of the main house at the Cadoxton Lodge Estate, Cadoxton-juxta-Neath, Wales. Box 1, folder 12. circa 1858. https://collections.library.yale.edu/catalog/15825024.

APA, 6th edition

Johnston, William Walker Whitehall, 1835-1886. (["Box 1, folder 12"])(circa 1858)[Album Page 14. Recto: Portrait of William Walker Whitehall Johnston sitting in a horse drawn cart in the front doorway of the main house at the Cadoxton Lodge Estate, Cadoxton-juxta-Neath, Wales]. https://collections.library.yale.edu/catalog/15825024.