THE BEATLES Ob-La-Di Ob-La-Da / Wild Honey Pie (Late Sixties Polish 2-track single sided Postcard single with 20 Zloty stamp pricing on the 'write your message' side. Although we often talk about 'vinyl', pretty much none of it is, being mostly formulated plastic or Styrene. This actually IS vinyl. Being dark green, I'm curious as to how you'd write a message that could be seen without using a special marker pen, but it might have been a fun way to send secret messages in invisible ink. An odd Beatles curio, and there were a few of them, but this is the first one we've had N-337)