They're fun and a great player collector adjunct. I pick them up at paper fairs and postcard shows when they come up in clusters. They definitely missed the mark with no Ruth, Gehrig, Foxx or Greenberg. The football guys are hardcore with some of the HOFers since there were very few football sets back in that era. The hockey ones are also really interesting and loaded with HOFers. I picked up a near set several years ago in a collection I bought. I have a few, bit no scans of the baseball:
