ISBN-13: 9780395070628 / Angielski / Miękka / 1966 / 48 str.
ISBN-13: 9780395070628 / Angielski / Miękka / 1966 / 48 str.
Readers can learn all about the hospital as George goes in for an operation to remove a puzzle piece he has eaten. Written in collaboration with the Children's Hospital Medical Center of Boston. Special Citation, Child Study Association.