Constantine had already talked about it (the price depending on preservation ):

The lower limit , so designated , but the upper $ 10,000 on my no.
Yesterday at an auction , my neighbor fought for two standard photographs, the two princes. How many have bought do not remember , but the estimate exceeded once in five or six (or rather write in a review , so I do not remember ). In a break with him talking to the question why he standard portraits ( as is usually claimed unusual camera angles ) suddenly told me a story about two people in the photo , and that served in a cavalry unit, and he collects all that is associated with this subdivision . It became clear that no , he could not buy . Yes, and autographs on the photos were.