Between pages 4-5 of story sequence 1.
First appearance of Dolly Dimly.
Between pages 3-4 of story sequence 8.
First page Chili: second page Millie.
Between pages 3-4 of story sequence 11.
In two chapters, each 6 pages. Chapter Two titled "Chili Gets the Job!"
Between chapters One & Two of story sequence 14.
Between pages 9-10 of story sequence 14.