Khan, Gilbert.
Progressive filing / Gilbert Kahn and Theodore Yerian. - London : Gregg, c 1955. - vi, 151 p. : ill. ; 24 cm.
Includes index.
337 337
Filing systems.
029 / K12p
Progressive filing / Gilbert Kahn and Theodore Yerian. - London : Gregg, c 1955. - vi, 151 p. : ill. ; 24 cm.
Includes index.
337 337
Filing systems.
029 / K12p