Don't know anything about these except they were produced by Kellogg's and I am fairly certain they are from the early '50s. All clean and crease-free.
No. 13 Placing Your Hits VG+
No. 15 Throw From Outfield EX
No. 20 Infield Stance VG-EX
No. 30 The Hook Slide EX
http://www.net54baseball.com/attachm...1&d=1327882342
http://www.net54baseball.com/attachm...1&d=1327882417
I have some other sports (boxing, basketball, hockey etc.) if interested. thanks, david