Aircraft   Jeffrey Milstein photographed approaching passenger planes, creating a fascinating typology of the functional aesthetic of this technological era.  His airliners function in a neutrally abstract sky like the butterflies of an entomological collection.   As a young boy, Milstein was already interested in airplanes.  “I built every model airplane that I could get my hands on, and dreamed of flying.  I observed the planes in the sky and created my own archive of various aircraft types.”  In this sense, nothing has changed.  Today, this Californian has his own plane, and