Historian Trent Kelly has collected 146 rare vintage photographs of black male couples from the past 150 years.
Although the large majority of the pictures depict gay couples, the collection also includes images of families and friends but they all have one thing in common: they capture images of love.
http://www.flickr.com/photos/hidden-in-the-open/6131322448/in/set-72157624480472079/