Harold, hero of the popular adventures with a purple crayon, makes his debut in an I Can Read Book as he steps into the picture he draws for his room.
- ISBN10 0060230061
- ISBN13 9780060230067
- Publish Date 21 January 1960
- Publish Status Unknown
- Publish Country GB
- Publisher HarperCollins Publishers
- Imprint Collins
- Format Paperback
- Pages 64
- Language English