Nelson and Edith Dawson in their studio - photo circa or before 1896
no author information.
The Architectural Review volume 1 Nov 1896 - May 1897, page 35 - <a rel="nofollow" class="external free" href="https://archive.org/details/architecturalrev01unse/page/34">https://archive.org/details/architecturalrev01unse/page/34</a>