FIG. 1 is a top, front and right side perspective view of a magnetic disk memory device for electronic computers showing my new design,

FIG. 2 is a front elevational view thereof,

FIG. 3 is a top plan view thereof,

FIG. 4 is a right side elevational view, a left side elevational view being a mirror image.

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is is a bottom plan view thereof.