This is an original Pratt & Whitney OVERHAUL Manual (Part No. 123440) for Wasp Jr. (985) B4, B5, and Wasp (R-1340), S1H1, S1H2, S3H1, S3H2, and S3H1-G and (BY SUPPLEMENT) S1H4 Engines. Revised September 1962 edition. Condition is pre-owned, "Used". Includes original binder, loose leaf pages. Good condition, shows little signs of age. (23A11B)