131. Civil aeronautics manual: 18, Maintenance, repair, and alteration of airframes, powerplants, propellers, and appliances. Bookmark SuDoc number: FAA 1.34:18
132. Civil aeronautics manual: 3, Airplane airworthiness; normal, utility, and acrobatic categories. Bookmark SuDoc number: FAA 1.34:3
133. Civil aeronautics manual: 40, Scheduled interstate air carrier certification and operation rules. Bookmark SuDoc number: FAA 1.34:40
134. Civil aeronautics manual: 42, Irregular air carrier and off-route rules. Bookmark SuDoc number: FAA 1.34:42
135. Civil aeronautics manual: 4b, Airplane airworthiness, transport categories. Bookmark SuDoc number: FAA 1.34:4b
136. Civil aeronautics manual: 4b, Airplane airworthiness; transport categories. Bookmark SuDoc number: FAA 1.34:4b