That was a good onepatawauke wrote: although shots of Ansel Adams working next to a mountain with his camera never showed him using a shade, even with his, I assume, old uncoated lenses.
I think most of the published images of Adams is a posing for the cameras but have you ever noticed that photographers in the US wearing a hat? Well even younger generations to which could be very effective when it comes to use of a lenshade.