A Sweet for My Sweet - Lollipop Cards marked Erco - E Rosen Co

Hi Cutie! Guess we're in the same boat now.

4 1/4" x 5 1/4"
circa 1950s
Lollipop Card
by E Rosen Company

 Hi Lovebird! Have a SWEET Valentine!

4 1/4" x 5 1/4"
circa 1950s/1960s
Erco Candies
Lollipop Card

Just LOADED with Love for You.

4 1/8" x 5 1/4"
Lollipop Card
made by Erco

ERCO is likely a shortening for the E Rosen Co of Rhode Island. E Rosen has been in business since around 1911 and have produced a number of fun plastic collectibles as well as their wonderful lollipop cards.