Co-ed issue from September 1959:
Co-ed issue from October 1959:
Co-ed issue from December 1959:
Co-ed issue from January 1961:
I'd never heard of Co-ed magazine until my husband came home with a few copies he'd found at a used book store. A Google search brought me to a contemporary and entirely different Coed magazine which looks to be targeting oversexed frat boys.
Here's a hopelessly dated cartoon from the September 1959 issue (click the image to enlarge it):