As a Subscriber you will see all 273 images which will give you a far better sense of what was happening within a single year. At the moment you can see 10.
Lightbox > 1887
1887, Skylights [Presented at the National Photographic Association, Philadelphia, 1871], Book illustration, Flickr, LL/55518
1887, The use of a hand-screen - "Shadows may be thrown upon any part of the face during the whole or a portion of the exposure.", Book illustration, Flickr, LL/55539
1887, A Marion retouching desk, Book illustration, Google Books, LL/59712
