Mooney Service Bulletin No. 14
To provide information on the allowable free play of the tail surfaces. (2 pages, 882k)

Mooney Service Letter No. 15 (13 July 1959)
Inspection of the center section of the wing for water damage. (3 pages, 216k)

Mooney Service Letter No. 16 (16 October 1959)
Regarding wood and glue joint deterioration. (11 pages, 2685k)

Mooney Service Letter No. 17 (24 October, 1959)
Regarding rear bulkhead reinforcement. (9 pages, 2547k)

Document Package All four M-18 Service Letters plus AD's (pdf) (34 pages, 1.5 MB)