http://hdl.handle.net/1721.3/33655 http://hdl.handle.net/1721.3/35619 Kellett Base Map (Interview) and Drawn Map Data from Kellett's Base Map Interview and Drawn Map collected as part of the Perceptual Form of the City, a research project investigating the individual’s perception of the urban landscape. http://hdl.handle.net/1721.3/35710 Case Base Map (Interview) and Drawn Map Data from Case's Base Map Interview and Drawn Map collected as part of the Perceptual Form of the City, a research project investigating the individual’s perception of the urban landscape. http://hdl.handle.net/1721.3/35711 von Henenberg Base Map (Interview) and Drawn Map Data from von Henenberg's Base Map Interview and Drawn Map collected as part of the Perceptual Form of the City, a research project investigating the individual’s perception of the urban landscape. http://hdl.handle.net/1721.3/35709 John Base Map (Interview) and Drawn Map Data from John's Base Map Interview and Drawn Map collected as part of the Perceptual Form of the City, a research project investigating the individual’s perception of the urban landscape.