I found these while frittering away my morning browsing through internet auctions (and drinking too much coffee). This was during the golden age of Mickey Mouse & Walt Disney, and a lot of collectibles from this era are quite pricey.
While my mind is on everything wintery, here are a few of Casper's 50s comic books. Casper the Friendly Ghost was created in the 30's and appeared in his first animated short in 1945 (see below). He was a nonconformist ghost who didn't like scaring people, but preferred to befriend them, and his adventures mostly consisted of winning over initially frightened people and animal friends. He was featured in a popular comic book series during the 1950s and 60s and also appeared in several TV series.
Here are three versions of the porcine triumvirate's saga from the U.S., Germany and the Soviet Union.