The earlier pattern is for a medium size teapot. in the later copy, larger needles (4mm) are used, and the cosy fits a large size teapot.

The first is topped with tassels, while the second is topped with pom-poms.

Apart from these differences, the instructions are the same.

Materials
Patons Moorland Double Knitting, or Patons Bulldog Double Knitting. (first source) or
Patons Double Knitting (second source)
3 oz. light and 2 oz. dark colour.