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

Special Conditions; Boeing Model 727-200 Series Airplanes Automatic Takeoff \nThrust Control System

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 Boeing. System: other and general.

What it applies to

Applicant
Boeing
Makes
Boeing
Models
—
Effective
August 5, 1975
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.