000			003820000a22001570004500
245			_aPrinciples of perspective
100			_aWalters, Nigel V. _913938
100			_aBromham, John _922761
250			_a2nd ed.
260			_aLondon _bArchitectural Press _c1975
300			_a127p. : ill.
020			_a0851395384
080			_a7.012.5 _bW3
041			_aEN
942			_cBK _09
999			_c108987 _d108987