Circa 1918-1924 - Deeper red, almost maroon, white lettering, gray roof.

Circa 1925-1928 - Brighter red with all red roof, white lettering.

Circa 1929-1930 - Bright red with yellow lettering, operating door, red roof with peacock cupola roof.

Circa 1930 - Number on this one is 562. It uses a Lionel body with an Ives frame. Yellow window inserts with red roof and peacock cupola.

Rare rubber stamped version Circa 1928 - similar to 8 wheel version

This caboose looks suspiciously like someone has switched bodies.  Note the color of the roof and window inserts, but it's not impossible that this is original.