Ziff-Davis did not renew the copyrights of Electronics
World
so the pre 1964 issues are in the public domain.
(Just in case:
Copyright © 1959 Poptronix, Inc.; used by permission.)
The magazine title was changed from Radio & TV News to Electronics World in May of 1959
Each page is a 150 dpi jpg image.
300 dpi tiff files are available.