A tiny photograph from Aleana Egan’s recent exhibition “The Sensitive Plant” bears the title 13/1 Sunnypark, Ballygunge, Calcutta, India. Circa 1957 (all works 2013). This precise postal address and approximate date offer some basic context for an otherwise puzzling image: a found snapshot, more than half a century old, showing the unrevealing facade of a grand residence and its elegant, well-tended garden. Hanging directly alongside this image was a second such picture, identical in size and format, and broadly corresponding in content. And yet Egan offered only the following description: