childish curiosity into an historyian's ianhistorian's position, but you might call this professional geekery. to kick this off, i'd like to really show you this monument to my lack of a life, which is this map that i've made that shows all the shooting locations for the two big firmed that visited richmond, matthew, brady, and alexander gardner. remember all the photographers on the east coast were flocking to richmond when it fell. the shot of the century the greatest photograph there never was, because every photograph in the east had made their way to richmond and was there when lee surrendered to grant, so sorry appomattox folks. we win. how did you make these things? gosh, it's bright in here. can we bring down the lights a little bit? how do we make these images? there we go. back then almost all photographs that were made during the civil war were made in 3d. the process -- you have all seen them. they're called stereo views. they're on cards. they're about this big. do you remember those? your geeks do. first you have to expose the plate, obviously, and when you do you start developi