| Date: | Tuesday 9 February 1937 |
| Time: | 20:50 |
| Type: |  Douglas DC-3A-197 |
| Owner/operator: | United Airlines |
| Registration: | NC16073 |
| MSN: | 1913 |
| Year of manufacture: | 1936 |
| Fatalities: | Fatalities: 11 / Occupants: 11 |
| Other fatalities: | 0 |
| Aircraft damage: | Destroyed, written off |
| Category: | Accident |
| Location: | 3 km NE off San Francisco Municipal Airport, CA (SFO) -
 United States of America
|
| Phase: | Approach |
| Nature: | Passenger - Scheduled |
| Departure airport: | Burbank-Union Air Terminal (BUR/KBUR) |
| San Francisco Municipal Airport, CA (SFO/KSFO) | |
| Investigating agency: | CAB |
| Confidence Rating: |  Accident investigation report completed and information captured |
Crashed into San Francisco Bay while on approach. The co-pilot dropped his microphone which jammed the controls, preventing the pilot from pulling out of the glide. Eight passengers and three crew died.
PROBABLE CAUSE: "Accidental jamming of the elevator controls as a result of a microphone being inadvertently dropped and lodging in such a position that the crew was unable to prevent rapid descent of the airplane."
Accident investigation:
 |
|
Sources:
Location
Images:
photo (c) SDASM Archives; off San Francisco Municipal Airport, CA (SFO); February 1937
photo (c) William W Sierra; off San Francisco Municipal Airport, CA (SFO); February 1937
Revision history:
| Date/time | Contributor | Updates |
|---|
The Aviation Safety Network is an exclusive service provided by:
Quick Links:
| ASN Home | Send Correction / Feedback |
| FSF Home | Disclaimer | Copyright |
| Contact Us | Privacy Policy |
| Press / Media |
CONNECT WITH US:
©2025 Flight Safety Foundation