The U.S. aircraft register, updated daily
Special conditions

Special Conditions; McDonnell Douglas Corporation Models DC-10-20 and -30 Airplanes.

Special conditions are rules the FAA writes for one design when the standard certification rules do not cover something new about it. These were for Mcdonnell Douglas Corporation. System: other and general.

What it applies to

Applicant
Mcdonnell Douglas Corporation
Makes
McDonnell Douglas
Models
—
Effective
October 25, 1972
The FAA's document
On the FAA's site

Source: FAA special conditions (final) from the Dynamic Regulatory System; the Federal Register carries the same notices.