The index page is http://memory.loc.gov/service/sgp/sgpwar/1919/191912/19191231/0002.pdf and while the page numbers don't quite match the interface pages (and it is a "bear" to negotiate from this part of the world) there may be some pictures of interest ... a couple of examples (resolution could be improved using a little more care than I did - as indicated by Wikipedia's BEF Freetown image linked above):