Aids to Navigation Team San Francisco [Image 1 of 4]

CA, UNITED STATES

01.25.2016

Photo by Petty Officer 2nd Class Loumania Stewart 

U.S. Coast Guard District 11

Petty Officer 3rd Class Nick Bean, electrician's mate assigned to Aids to Navigation Team San Francisco, measures the acid density using a refractometer during his maintenance checks for Alcatraz Lighthouse.

ANT San Francisco's trained technicians visit the lighthouse on a quarterly basis to perform maintenance procedures to ensure the light is in top working condition. Coast Guard photo by Petty Officer 2nd Class Loumania Stewart

• Date Taken: 01.25.2016
• Date Posted: 04.09.2018 14:33
• Photo ID: 4281108
• VIRIN: 160125-G-AT057-1001
• Resolution: 2048x1365
• Size: 484.55 KB
• Location: CA, US