Microcopying methods
Verry, H.R.
Microcopying methods - - London Focal Press, 1963 - 175 p. 24.5 cm - BSI - 4742 : part - 5 : 1985 .
1
Micrographics
Microphotography
778.14 Ver
Microcopying methods - - London Focal Press, 1963 - 175 p. 24.5 cm - BSI - 4742 : part - 5 : 1985 .
1
Micrographics
Microphotography
778.14 Ver