This is a set of 1947 Childcraft Encyclopedia, consisting of volumes 1-12. Unfortunately, volumes 13 and 14 are missing. It is a hardcover set published by The Quarrie Corporation in the USA. The encyclopedia set is an original printing with multiple authors and editors, written in English, and illustrated by multiple illustrators. It is a reference book covering topics on various subjects such as history, science, literature, and more. The encyclopedia set is in good condition and has been well loved. Some pages have writing on them, some tears, and loose binding. The illustrations are wonderful! Please refer to the pictures for additional details.  Packed with care.  Condition is Used.  Ships with USPS Media Mail. This is a heavy set.